397946058 has 8 divisors (see below), whose sum is σ = 795892128. Its totient is φ = 132648684.

The previous prime is 397946053. The next prime is 397946083. The reversal of 397946058 is 850649793.

It is a sphenic number, since it is the product of 3 distinct primes.

397946058 is an admirable number.

It is a super-2 number, since 2×397946058² = 316722130155478728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 397946058.

It is not an unprimeable number, because it can be changed into a prime (397946053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33162166 + ... + 33162177.

It is an arithmetic number, because the mean of its divisors is an integer number (99486516).

Almost surely, 2^397946058 is an apocalyptic number.

397946058 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

397946058 is a wasteful number, since it uses less digits than its factorization.

397946058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66324348.

The product of its (nonzero) digits is 1632960, while the sum is 51.

The square root of 397946058 is about 19948.5853633785. The cubic root of 397946058 is about 735.5430038032.

The spelling of 397946058 in words is "three hundred ninety-seven million, nine hundred forty-six thousand, fifty-eight".