108422997 has 16 divisors (see below), whose sum is σ = 146964480. Its totient is φ = 71089200.

The previous prime is 108422981. The next prime is 108422999. The reversal of 108422997 is 799224801.

It is not a de Polignac number, because 108422997 - 2⁴ = 108422981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108422999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72972 + ... + 74442.

It is an arithmetic number, because the mean of its divisors is an integer number (9185280).

Almost surely, 2^108422997 is an apocalyptic number.

It is an amenable number.

108422997 is a deficient number, since it is larger than the sum of its proper divisors (38541483).

108422997 is a wasteful number, since it uses less digits than its factorization.

108422997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864.

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 108422997 is about 10412.6364096707. The cubic root of 108422997 is about 476.8412333270.

The spelling of 108422997 in words is "one hundred eight million, four hundred twenty-two thousand, nine hundred ninety-seven".