397464113 has 4 divisors (see below), whose sum is σ = 410285568. Its totient is φ = 384642660.

The previous prime is 397464107. The next prime is 397464149. The reversal of 397464113 is 311464793.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 397464113 - 2¹⁸ = 397201969 is a prime.

It is a super-2 number, since 2×397464113² = 315955442245753538, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (397464413) 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, 6410681 + ... + 6410742.

It is an arithmetic number, because the mean of its divisors is an integer number (102571392).

Almost surely, 2^397464113 is an apocalyptic number.

It is an amenable number.

397464113 is a deficient number, since it is larger than the sum of its proper divisors (12821455).

397464113 is a wasteful number, since it uses less digits than its factorization.

397464113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12821454.

The product of its digits is 54432, while the sum is 38.

The square root of 397464113 is about 19936.5020251798. The cubic root of 397464113 is about 735.2459497443.

The spelling of 397464113 in words is "three hundred ninety-seven million, four hundred sixty-four thousand, one hundred thirteen".