390755852 has 6 divisors (see below), whose sum is σ = 683822748. Its totient is φ = 195377924.

The previous prime is 390755851. The next prime is 390755861. The reversal of 390755852 is 258557093.

It is not an unprimeable number, because it can be changed into a prime (390755851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48844478 + ... + 48844485.

It is an arithmetic number, because the mean of its divisors is an integer number (113970458).

Almost surely, 2^390755852 is an apocalyptic number.

It is an amenable number.

390755852 is a deficient number, since it is larger than the sum of its proper divisors (293066896).

390755852 is a wasteful number, since it uses less digits than its factorization.

390755852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97688967 (or 97688965 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 44.

The square root of 390755852 is about 19767.5454217260. The cubic root of 390755852 is about 731.0860496688.

The spelling of 390755852 in words is "three hundred ninety million, seven hundred fifty-five thousand, eight hundred fifty-two".