97897527 has 24 divisors (see below), whose sum is σ = 174041504. Its totient is φ = 51637824.

The previous prime is 97897517. The next prime is 97897529. The reversal of 97897527 is 72579879.

It is not a de Polignac number, because 97897527 - 2¹⁵ = 97864759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97897529) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58948 + ... + 60585.

Almost surely, 2^97897527 is an apocalyptic number.

97897527 is a deficient number, since it is larger than the sum of its proper divisors (76143977).

97897527 is a wasteful number, since it uses less digits than its factorization.

97897527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119559 (or 119556 counting only the distinct ones).

The product of its digits is 2222640, while the sum is 54.

The square root of 97897527 is about 9894.3179148439. The cubic root of 97897527 is about 460.8828775040.

The spelling of 97897527 in words is "ninety-seven million, eight hundred ninety-seven thousand, five hundred twenty-seven".