375005538 has 20 divisors (see below), whose sum is σ = 840290550. Its totient is φ = 125001792.

The previous prime is 375005531. The next prime is 375005539. The reversal of 375005538 is 835500573.

It can be written as a sum of positive squares in only one way, i.e., 371988369 + 3017169 = 19287^2 + 1737^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (375005531) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1157263 + ... + 1157586.

Almost surely, 2^375005538 is an apocalyptic number.

375005538 is an abundant number, since it is smaller than the sum of its proper divisors (465285012).

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

375005538 is a wasteful number, since it uses less digits than its factorization.

375005538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2314863 (or 2314854 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The square root of 375005538 is about 19365.0597210543. The cubic root of 375005538 is about 721.1283349932.

The spelling of 375005538 in words is "three hundred seventy-five million, five thousand, five hundred thirty-eight".