97944064 has 20 divisors (see below), whose sum is σ = 195697854. Its totient is φ = 48971776.

The previous prime is 97944059. The next prime is 97944073. The reversal of 97944064 is 46044979.

It can be written as a sum of positive squares in only one way, i.e., 88209664 + 9734400 = 9392^2 + 3120^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 97944064.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95137 + ... + 96160.

Almost surely, 2^97944064 is an apocalyptic number.

It is an amenable number.

97944064 is a deficient number, since it is larger than the sum of its proper divisors (97753790).

97944064 is an equidigital number, since it uses as much as digits as its factorization.

97944064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191315 (or 191299 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 97944064 is about 9896.6693387220. The cubic root of 97944064 is about 460.9558950407.

The spelling of 97944064 in words is "ninety-seven million, nine hundred forty-four thousand, sixty-four".