345157152 has 24 divisors (see below), whose sum is σ = 906037776. Its totient is φ = 115052352.

The previous prime is 345157151. The next prime is 345157157. The reversal of 345157152 is 251751543.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×345157152² = 238266919153502208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (345157151) 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 3 ways as a sum of consecutive naturals, for example, 1797598 + ... + 1797789.

It is an arithmetic number, because the mean of its divisors is an integer number (37751574).

Almost surely, 2^345157152 is an apocalyptic number.

345157152 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

345157152 is an abundant number, since it is smaller than the sum of its proper divisors (560880624).

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

345157152 is a wasteful number, since it uses less digits than its factorization.

345157152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3595400 (or 3595392 counting only the distinct ones).

The product of its digits is 21000, while the sum is 33.

The square root of 345157152 is about 18578.4055290006. The cubic root of 345157152 is about 701.4643847429.

The spelling of 345157152 in words is "three hundred forty-five million, one hundred fifty-seven thousand, one hundred fifty-two".