961097608 has 8 divisors (see below), whose sum is σ = 1802058030. Its totient is φ = 480548800.

The previous prime is 961097603. The next prime is 961097617. The reversal of 961097608 is 806790169.

It can be written as a sum of positive squares in only one way, i.e., 893890404 + 67207204 = 29898^2 + 8198^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×961097608² = 1847417224206643328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (961097603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60068593 + ... + 60068608.

Almost surely, 2^961097608 is an apocalyptic number.

It is an amenable number.

961097608 is a deficient number, since it is larger than the sum of its proper divisors (840960422).

961097608 is a wasteful number, since it uses less digits than its factorization.

961097608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120137207 (or 120137203 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 961097608 is about 31001.5742826070. The cubic root of 961097608 is about 986.8606496082.

The spelling of 961097608 in words is "nine hundred sixty-one million, ninety-seven thousand, six hundred eight".