398755602 has 32 divisors (see below), whose sum is σ = 1012713600. Its totient is φ = 113930064.

The previous prime is 398755601. The next prime is 398755619. The reversal of 398755602 is 206557893.

It is a happy number.

398755602 is a `hidden beast` number, since 3 + 9 + 87 + 5 + 560 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (398755601) 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 15 ways as a sum of consecutive naturals, for example, 527077 + ... + 527832.

It is an arithmetic number, because the mean of its divisors is an integer number (31647300).

Almost surely, 2^398755602 is an apocalyptic number.

398755602 is an abundant number, since it is smaller than the sum of its proper divisors (613957998).

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

398755602 is a wasteful number, since it uses less digits than its factorization.

398755602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054927 (or 1054921 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The square root of 398755602 is about 19968.8658165655. The cubic root of 398755602 is about 736.0414391149.

The spelling of 398755602 in words is "three hundred ninety-eight million, seven hundred fifty-five thousand, six hundred two".