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3444231 = 37164011
BaseRepresentation
bin1101001000111000000111
320110222121010
431020320013
51340203411
6201453303
741163330
oct15107007
96428533
103444231
111a4277a
1211a1233
1393790b
14659287
154807a6
hex348e07

3444231 has 8 divisors (see below), whose sum is σ = 5248384. Its totient is φ = 1968120.

The previous prime is 3444209. The next prime is 3444247. The reversal of 3444231 is 1324443.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3444231 - 26 = 3444167 is a prime.

It is a super-2 number, since 2×34442312 = 23725454362722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 164011 = 3444231 / (3 + 4 + 4 + 4 + 2 + 3 + 1).

It is a Duffinian number.

3444231 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3444198 and 3444207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3444031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81985 + ... + 82026.

It is an arithmetic number, because the mean of its divisors is an integer number (656048).

Almost surely, 23444231 is an apocalyptic number.

3444231 is a deficient number, since it is larger than the sum of its proper divisors (1804153).

3444231 is a wasteful number, since it uses less digits than its factorization.

3444231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164021.

The product of its digits is 1152, while the sum is 21.

The square root of 3444231 is about 1855.8639497549. The cubic root of 3444231 is about 151.0187103111.

Adding to 3444231 its reverse (1324443), we get a palindrome (4768674).

The spelling of 3444231 in words is "three million, four hundred forty-four thousand, two hundred thirty-one".

Divisors: 1 3 7 21 164011 492033 1148077 3444231