997422204 has 12 divisors (see below), whose sum is σ = 2327318504. Its totient is φ = 332474064.

The previous prime is 997422169. The next prime is 997422247. The reversal of 997422204 is 402224799.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41559247 + ... + 41559270.

Almost surely, 2^997422204 is an apocalyptic number.

It is an amenable number.

997422204 is an abundant number, since it is smaller than the sum of its proper divisors (1329896300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

997422204 is a wasteful number, since it uses less digits than its factorization.

997422204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83118524 (or 83118522 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 997422204 is about 31581.9917674614. The cubic root of 997422204 is about 999.1399952706.

The spelling of 997422204 in words is "nine hundred ninety-seven million, four hundred twenty-two thousand, two hundred four".