97641028 has 24 divisors (see below), whose sum is σ = 177367680. Its totient is φ = 46976160.

The previous prime is 97641007. The next prime is 97641079. The reversal of 97641028 is 82014679.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37125 + ... + 39667.

It is an arithmetic number, because the mean of its divisors is an integer number (7390320).

Almost surely, 2^97641028 is an apocalyptic number.

It is an amenable number.

97641028 is a deficient number, since it is larger than the sum of its proper divisors (79726652).

97641028 is a wasteful number, since it uses less digits than its factorization.

97641028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2907 (or 2905 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 97641028 is about 9881.3474789626. The cubic root of 97641028 is about 460.4800093337.

The spelling of 97641028 in words is "ninety-seven million, six hundred forty-one thousand, twenty-eight".