352452138 has 32 divisors (see below), whose sum is σ = 760924800. Its totient is φ = 108499776.

The previous prime is 352452131. The next prime is 352452181. The reversal of 352452138 is 831254253.

It is a junction number, because it is equal to n+sod(n) for n = 352452099 and 352452108.

It is not an unprimeable number, because it can be changed into a prime (352452131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40033 + ... + 48036.

It is an arithmetic number, because the mean of its divisors is an integer number (23778900).

Almost surely, 2^352452138 is an apocalyptic number.

352452138 is an abundant number, since it is smaller than the sum of its proper divisors (408472662).

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

352452138 is a wasteful number, since it uses less digits than its factorization.

352452138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88126.

The product of its digits is 28800, while the sum is 33.

The square root of 352452138 is about 18773.7086906131. The cubic root of 352452138 is about 706.3718492035.

The spelling of 352452138 in words is "three hundred fifty-two million, four hundred fifty-two thousand, one hundred thirty-eight".