345012504 has 32 divisors (see below), whose sum is σ = 870171120. Its totient is φ = 113985536.

The previous prime is 345012497. The next prime is 345012509. The reversal of 345012504 is 405210543.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345012509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60897 + ... + 66320.

Almost surely, 2^345012504 is an apocalyptic number.

It is an amenable number.

345012504 is an abundant number, since it is smaller than the sum of its proper divisors (525158616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345012504 is a wasteful number, since it uses less digits than its factorization.

345012504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127339 (or 127335 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 345012504 is about 18574.5122143221. The cubic root of 345012504 is about 701.3663814643.

The spelling of 345012504 in words is "three hundred forty-five million, twelve thousand, five hundred four".