97768545 has 16 divisors (see below), whose sum is σ = 178776960. Its totient is φ = 44694144.

The previous prime is 97768529. The next prime is 97768553. The reversal of 97768545 is 54586779.

It is not a de Polignac number, because 97768545 - 2⁴ = 97768529 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 465460 + ... + 465669.

It is an arithmetic number, because the mean of its divisors is an integer number (11173560).

Almost surely, 2^97768545 is an apocalyptic number.

It is an amenable number.

97768545 is a deficient number, since it is larger than the sum of its proper divisors (81008415).

97768545 is a wasteful number, since it uses less digits than its factorization.

97768545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931144.

The product of its digits is 2116800, while the sum is 51.

The square root of 97768545 is about 9887.7977831264. The cubic root of 97768545 is about 460.6803809984.

The spelling of 97768545 in words is "ninety-seven million, seven hundred sixty-eight thousand, five hundred forty-five".