97075918 has 4 divisors (see below), whose sum is σ = 145613880. Its totient is φ = 48537958.

The previous prime is 97075903. The next prime is 97075943. The reversal of 97075918 is 81957079.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81957079 = 3391 ⋅24169.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 24268978 + ... + 24268981.

It is an arithmetic number, because the mean of its divisors is an integer number (36403470).

Almost surely, 2^97075918 is an apocalyptic number.

97075918 is a deficient number, since it is larger than the sum of its proper divisors (48537962).

97075918 is a wasteful number, since it uses less digits than its factorization.

97075918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48537961.

The product of its (nonzero) digits is 158760, while the sum is 46.

The square root of 97075918 is about 9852.7112004767. The cubic root of 97075918 is about 459.5899275504.

It can be divided in two parts, 9707 and 5918, that added together give a 6-th power (15625 = 5⁶).

The spelling of 97075918 in words is "ninety-seven million, seventy-five thousand, nine hundred eighteen".