396898775 has 36 divisors (see below), whose sum is σ = 616569912. Its totient is φ = 251213760.

The previous prime is 396898763. The next prime is 396898783. The reversal of 396898775 is 577898693.

It is not a de Polignac number, because 396898775 - 2⁴ = 396898759 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3464 + ... + 28386.

It is an arithmetic number, because the mean of its divisors is an integer number (17126942).

Almost surely, 2^396898775 is an apocalyptic number.

396898775 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

396898775 is a deficient number, since it is larger than the sum of its proper divisors (219671137).

396898775 is a wasteful number, since it uses less digits than its factorization.

396898775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24960 (or 24948 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 62.

The square root of 396898775 is about 19922.3185146709. The cubic root of 396898775 is about 734.8971889453.

The spelling of 396898775 in words is "three hundred ninety-six million, eight hundred ninety-eight thousand, seven hundred seventy-five".