961699684 has 12 divisors (see below), whose sum is σ = 1835972208. Its totient is φ = 437136200.

The previous prime is 961699637. The next prime is 961699691. The reversal of 961699684 is 486996169.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10928362 + ... + 10928449.

It is an arithmetic number, because the mean of its divisors is an integer number (152997684).

Almost surely, 2^961699684 is an apocalyptic number.

It is an amenable number.

961699684 is a deficient number, since it is larger than the sum of its proper divisors (874272524).

961699684 is a wasteful number, since it uses less digits than its factorization.

961699684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21856826 (or 21856824 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 58.

The square root of 961699684 is about 31011.2831724197. The cubic root of 961699684 is about 987.0666783125.

The spelling of 961699684 in words is "nine hundred sixty-one million, six hundred ninety-nine thousand, six hundred eighty-four".