97918622 has 4 divisors (see below), whose sum is σ = 146877936. Its totient is φ = 48959310.

The previous prime is 97918577. The next prime is 97918627. The reversal of 97918622 is 22681979.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97918627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24479654 + ... + 24479657.

It is an arithmetic number, because the mean of its divisors is an integer number (36719484).

Almost surely, 2^97918622 is an apocalyptic number.

97918622 is a deficient number, since it is larger than the sum of its proper divisors (48959314).

97918622 is a wasteful number, since it uses less digits than its factorization.

97918622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48959313.

The product of its digits is 108864, while the sum is 44.

The square root of 97918622 is about 9895.3838733017. The cubic root of 97918622 is about 460.9159788715.

The spelling of 97918622 in words is "ninety-seven million, nine hundred eighteen thousand, six hundred twenty-two".