Search a number
-
+
3475213 = 7496459
BaseRepresentation
bin1101010000011100001101
320112120002121
431100130031
51342201323
6202252541
741352550
oct15203415
96476077
103475213
111a63a85
1211b7151
13948a51
14666697
15489a5d
hex35070d

3475213 has 4 divisors (see below), whose sum is σ = 3971680. Its totient is φ = 2978748.

The previous prime is 3475207. The next prime is 3475229. The reversal of 3475213 is 3125743.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3125743 = 17591777.

It is a cyclic number.

It is not a de Polignac number, because 3475213 - 25 = 3475181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3475243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248223 + ... + 248236.

It is an arithmetic number, because the mean of its divisors is an integer number (992920).

Almost surely, 23475213 is an apocalyptic number.

It is an amenable number.

3475213 is a deficient number, since it is larger than the sum of its proper divisors (496467).

3475213 is an equidigital number, since it uses as much as digits as its factorization.

3475213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496466.

The product of its digits is 2520, while the sum is 25.

The square root of 3475213 is about 1864.1923184049. The cubic root of 3475213 is about 151.4701804236.

The spelling of 3475213 in words is "three million, four hundred seventy-five thousand, two hundred thirteen".

Divisors: 1 7 496459 3475213