375665222 has 4 divisors (see below), whose sum is σ = 563497836. Its totient is φ = 187832610.

The previous prime is 375665209. The next prime is 375665231. The reversal of 375665222 is 222566573.

It is a happy number.

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

It is a super-2 number, since 2×375665222² = 282248718040618568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93916304 + ... + 93916307.

It is an arithmetic number, because the mean of its divisors is an integer number (140874459).

Almost surely, 2^375665222 is an apocalyptic number.

375665222 is a deficient number, since it is larger than the sum of its proper divisors (187832614).

375665222 is a wasteful number, since it uses less digits than its factorization.

375665222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187832613.

The product of its digits is 151200, while the sum is 38.

The square root of 375665222 is about 19382.0850787525. The cubic root of 375665222 is about 721.5509404387.

The spelling of 375665222 in words is "three hundred seventy-five million, six hundred sixty-five thousand, two hundred twenty-two".