97911627 has 48 divisors (see below), whose sum is σ = 151683840. Its totient is φ = 56056000.

The previous prime is 97911613. The next prime is 97911629. The reversal of 97911627 is 72611979.

It is a happy number.

It is not a de Polignac number, because 97911627 - 2⁸ = 97911371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97911629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 747352 + ... + 747482.

It is an arithmetic number, because the mean of its divisors is an integer number (3160080).

Almost surely, 2^97911627 is an apocalyptic number.

97911627 is a deficient number, since it is larger than the sum of its proper divisors (53772213).

97911627 is a wasteful number, since it uses less digits than its factorization.

97911627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256 (or 245 counting only the distinct ones).

The product of its digits is 47628, while the sum is 42.

The square root of 97911627 is about 9895.0304193570. The cubic root of 97911627 is about 460.9050031450.

The spelling of 97911627 in words is "ninety-seven million, nine hundred eleven thousand, six hundred twenty-seven".