397562098 has 8 divisors (see below), whose sum is σ = 600345900. Its totient is φ = 197446800.

The previous prime is 397562093. The next prime is 397562129. The reversal of 397562098 is 890265793.

It can be written as a sum of positive squares in 2 ways, for example, as 381538089 + 16024009 = 19533^2 + 4003^2 .

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

It is not an unprimeable number, because it can be changed into a prime (397562093) 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, 666753 + ... + 667348.

Almost surely, 2^397562098 is an apocalyptic number.

397562098 is a deficient number, since it is larger than the sum of its proper divisors (202783802).

397562098 is a wasteful number, since it uses less digits than its factorization.

397562098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334252.

The product of its (nonzero) digits is 816480, while the sum is 49.

The square root of 397562098 is about 19938.9593008261. The cubic root of 397562098 is about 735.3063637144.

The spelling of 397562098 in words is "three hundred ninety-seven million, five hundred sixty-two thousand, ninety-eight".