97606631 has 4 divisors (see below), whose sum is σ = 100755264. Its totient is φ = 94458000.

The previous prime is 97606627. The next prime is 97606643. The reversal of 97606631 is 13660679.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13660679 = 2767 ⋅4937.

It is a cyclic number.

It is not a de Polignac number, because 97606631 - 2² = 97606627 is a prime.

It is a super-2 number, since 2×97606631² = 19054108830340322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97606601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1574270 + ... + 1574331.

It is an arithmetic number, because the mean of its divisors is an integer number (25188816).

Almost surely, 2^97606631 is an apocalyptic number.

97606631 is a deficient number, since it is larger than the sum of its proper divisors (3148633).

97606631 is a wasteful number, since it uses less digits than its factorization.

97606631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3148632.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 97606631 is about 9879.6068241606. The cubic root of 97606631 is about 460.4259303210.

The spelling of 97606631 in words is "ninety-seven million, six hundred six thousand, six hundred thirty-one".