345504552 has 16 divisors (see below), whose sum is σ = 863761440. Its totient is φ = 115168176.

The previous prime is 345504503. The next prime is 345504553. The reversal of 345504552 is 255405543.

It is a super-3 number, since 3×345504552³ (a number of 27 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (345504553) 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, 7197988 + ... + 7198035.

It is an arithmetic number, because the mean of its divisors is an integer number (53985090).

Almost surely, 2^345504552 is an apocalyptic number.

It is an amenable number.

345504552 is an abundant number, since it is smaller than the sum of its proper divisors (518256888).

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

345504552 is a wasteful number, since it uses less digits than its factorization.

345504552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14396032 (or 14396028 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 33.

The square root of 345504552 is about 18587.7527420611. The cubic root of 345504552 is about 701.6996466752.

Subtracting from 345504552 its reverse (255405543), we obtain a palindrome (90099009).

The spelling of 345504552 in words is "three hundred forty-five million, five hundred four thousand, five hundred fifty-two".