976906401 has 4 divisors (see below), whose sum is σ = 1302541872. Its totient is φ = 651270932.

The previous prime is 976906397. The next prime is 976906409. The reversal of 976906401 is 104609679.

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 976906401 - 2² = 976906397 is a prime.

It is a super-2 number, since 2×976906401² = 1908692232629545602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (976906409) 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, 162817731 + ... + 162817736.

It is an arithmetic number, because the mean of its divisors is an integer number (325635468).

Almost surely, 2^976906401 is an apocalyptic number.

It is an amenable number.

976906401 is a deficient number, since it is larger than the sum of its proper divisors (325635471).

976906401 is a wasteful number, since it uses less digits than its factorization.

976906401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325635470.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 976906401 is about 31255.5019316600. The cubic root of 976906401 is about 992.2421043580.

The spelling of 976906401 in words is "nine hundred seventy-six million, nine hundred six thousand, four hundred one".