97636939 has 8 divisors (see below), whose sum is σ = 101147760. Its totient is φ = 94135776.

The previous prime is 97636937. The next prime is 97636993. The reversal of 97636939 is 93963679.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97636939 - 2¹ = 97636937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97636937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22764 + ... + 26710.

It is an arithmetic number, because the mean of its divisors is an integer number (12643470).

Almost surely, 2^97636939 is an apocalyptic number.

97636939 is a deficient number, since it is larger than the sum of its proper divisors (3510821).

97636939 is a wasteful number, since it uses less digits than its factorization.

97636939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4829.

The product of its digits is 1653372, while the sum is 52.

The square root of 97636939 is about 9881.1405718166. The cubic root of 97636939 is about 460.4735812673.

The spelling of 97636939 in words is "ninety-seven million, six hundred thirty-six thousand, nine hundred thirty-nine".