97627775 has 24 divisors (see below), whose sum is σ = 143130720. Its totient is φ = 64632960.

The previous prime is 97627741. The next prime is 97627799. The reversal of 97627775 is 57772679.

It is not a de Polignac number, because 97627775 - 2¹⁰ = 97626751 is a prime.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4544 + ... + 14693.

It is an arithmetic number, because the mean of its divisors is an integer number (5963780).

Almost surely, 2^97627775 is an apocalyptic number.

97627775 is a deficient number, since it is larger than the sum of its proper divisors (45502945).

97627775 is a wasteful number, since it uses less digits than its factorization.

97627775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19283 (or 19278 counting only the distinct ones).

The product of its digits is 1296540, while the sum is 50.

The square root of 97627775 is about 9880.6768492852. The cubic root of 97627775 is about 460.4591744524.

The spelling of 97627775 in words is "ninety-seven million, six hundred twenty-seven thousand, seven hundred seventy-five".