220197804 has 48 divisors (see below), whose sum is σ = 558740448. Its totient is φ = 67212288.

The previous prime is 220197793. The next prime is 220197833. The reversal of 220197804 is 408791022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7039 + ... + 22134.

It is an arithmetic number, because the mean of its divisors is an integer number (11640426).

Almost surely, 2^220197804 is an apocalyptic number.

It is an amenable number.

220197804 is an abundant number, since it is smaller than the sum of its proper divisors (338542644).

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

220197804 is a wasteful number, since it uses less digits than its factorization.

220197804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29234 (or 29232 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 220197804 is about 14839.0634475360. The cubic root of 220197804 is about 603.8619445302.

The spelling of 220197804 in words is "two hundred twenty million, one hundred ninety-seven thousand, eight hundred four".