351312552 has 40 divisors (see below), whose sum is σ = 984002250. Its totient is φ = 117103968.

The previous prime is 351312551. The next prime is 351312601. The reversal of 351312552 is 255213153.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 290566116 + 60746436 = 17046^2 + 7794^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (351312551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 270427 + ... + 271722.

Almost surely, 2^351312552 is an apocalyptic number.

It is an amenable number.

351312552 is an abundant number, since it is smaller than the sum of its proper divisors (632689698).

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

351312552 is a wasteful number, since it uses less digits than its factorization.

351312552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542167 (or 542154 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 351312552 is about 18743.3335348865. Note that the first 3 decimals coincide. The cubic root of 351312552 is about 705.6097215098.

The spelling of 351312552 in words is "three hundred fifty-one million, three hundred twelve thousand, five hundred fifty-two".