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3424391 = 4397821
BaseRepresentation
bin1101000100000010000111
320102222101022
431010002013
51334040031
6201221355
741051435
oct15040207
96388338
103424391
111a29883
12119185b
1392b889
14651d55
1547997b
hex344087

3424391 has 8 divisors (see below), whose sum is σ = 3544464. Its totient is φ = 3306240.

The previous prime is 3424381. The next prime is 3424397. The reversal of 3424391 is 1934243.

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

It is a cyclic number.

It is not a de Polignac number, because 3424391 - 210 = 3423367 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3424391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3424397) 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, 3761 + ... + 4581.

It is an arithmetic number, because the mean of its divisors is an integer number (443058).

Almost surely, 23424391 is an apocalyptic number.

3424391 is a deficient number, since it is larger than the sum of its proper divisors (120073).

3424391 is an equidigital number, since it uses as much as digits as its factorization.

3424391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961.

The product of its digits is 2592, while the sum is 26.

The square root of 3424391 is about 1850.5110105049. The cubic root of 3424391 is about 150.7281778452.

It can be divided in two parts, 34243 and 91, that multiplied together give a palindrome (3116113).

The spelling of 3424391 in words is "three million, four hundred twenty-four thousand, three hundred ninety-one".

Divisors: 1 43 97 821 4171 35303 79637 3424391