345253456 has 40 divisors (see below), whose sum is σ = 687159144. Its totient is φ = 167946240.

The previous prime is 345253429. The next prime is 345253457. The reversal of 345253456 is 654352543.

It can be written as a sum of positive squares in 4 ways, for example, as 70224400 + 275029056 = 8380^2 + 16584^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345253457) 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, 404326 + ... + 405178.

Almost surely, 2^345253456 is an apocalyptic number.

It is an amenable number.

345253456 is a deficient number, since it is larger than the sum of its proper divisors (341905688).

345253456 is a wasteful number, since it uses less digits than its factorization.

345253456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1519 (or 1513 counting only the distinct ones).

The product of its digits is 216000, while the sum is 37.

The square root of 345253456 is about 18580.9971745329. The cubic root of 345253456 is about 701.5296183559.

The spelling of 345253456 in words is "three hundred forty-five million, two hundred fifty-three thousand, four hundred fifty-six".