961601696 has 24 divisors (see below), whose sum is σ = 2065258944. Its totient is φ = 437091520.

The previous prime is 961601689. The next prime is 961601713. The reversal of 961601696 is 696106169.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1365560 + ... + 1366263.

It is an arithmetic number, because the mean of its divisors is an integer number (86052456).

Almost surely, 2^961601696 is an apocalyptic number.

It is an amenable number.

961601696 is an abundant number, since it is smaller than the sum of its proper divisors (1103657248).

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

961601696 is a wasteful number, since it uses less digits than its factorization.

961601696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2731844 (or 2731836 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 961601696 is about 31009.7032555940. The cubic root of 961601696 is about 987.0331529558.

The spelling of 961601696 in words is "nine hundred sixty-one million, six hundred one thousand, six hundred ninety-six".