976334561 has 24 divisors (see below), whose sum is σ = 1043025984. Its totient is φ = 913532480.

The previous prime is 976334549. The next prime is 976334573. The reversal of 976334561 is 165433679.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (976334549) and next prime (976334573).

It is not a de Polignac number, because 976334561 - 2²⁶ = 909225697 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (976334501) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4955915 + ... + 4956111.

It is an arithmetic number, because the mean of its divisors is an integer number (43459416).

Almost surely, 2^976334561 is an apocalyptic number.

It is an amenable number.

976334561 is a deficient number, since it is larger than the sum of its proper divisors (66691423).

976334561 is a wasteful number, since it uses less digits than its factorization.

976334561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 380 counting only the distinct ones).

The product of its digits is 408240, while the sum is 44.

The square root of 976334561 is about 31246.3527631626. The cubic root of 976334561 is about 992.0484609439.

The spelling of 976334561 in words is "nine hundred seventy-six million, three hundred thirty-four thousand, five hundred sixty-one".