976561716 has 96 divisors (see below), whose sum is σ = 2507476608. Its totient is φ = 293990400.

The previous prime is 976561699. The next prime is 976561727. The reversal of 976561716 is 617165679.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2435116 + ... + 2435516.

It is an arithmetic number, because the mean of its divisors is an integer number (26119548).

Almost surely, 2^976561716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 976561716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1253738304).

976561716 is an abundant number, since it is smaller than the sum of its proper divisors (1530914892).

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

976561716 is a wasteful number, since it uses less digits than its factorization.

976561716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721 (or 719 counting only the distinct ones).

The product of its digits is 476280, while the sum is 48.

The square root of 976561716 is about 31249.9874559975. The cubic root of 976561716 is about 992.1253919819.

The spelling of 976561716 in words is "nine hundred seventy-six million, five hundred sixty-one thousand, seven hundred sixteen".