345513624 has 32 divisors (see below), whose sum is σ = 864864000. Its totient is φ = 115027232.

The previous prime is 345513611. The next prime is 345513629. The reversal of 345513624 is 426315543.

It is a super-2 number, since 2×345513624² = 238759328739226752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345513629) 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, 11557 + ... + 28715.

It is an arithmetic number, because the mean of its divisors is an integer number (27027000).

Almost surely, 2^345513624 is an apocalyptic number.

It is an amenable number.

345513624 is an abundant number, since it is smaller than the sum of its proper divisors (519350376).

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

345513624 is a wasteful number, since it uses less digits than its factorization.

345513624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18007 (or 18003 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 345513624 is about 18587.9967721108. The cubic root of 345513624 is about 701.7057881895.

The spelling of 345513624 in words is "three hundred forty-five million, five hundred thirteen thousand, six hundred twenty-four".