3372974221 has 8 divisors (see below), whose sum is σ = 3551081600. Its totient is φ = 3194925120.

The previous prime is 3372974167. The next prime is 3372974237. The reversal of 3372974221 is 1224792733.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3372974221 is a prime.

It is a super-2 number, since 2×3372974221² = 22753910191061113682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3372977221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154876 + ... + 175306.

It is an arithmetic number, because the mean of its divisors is an integer number (443885200).

Almost surely, 2^3372974221 is an apocalyptic number.

It is an amenable number.

3372974221 is a deficient number, since it is larger than the sum of its proper divisors (178107379).

3372974221 is a wasteful number, since it uses less digits than its factorization.

3372974221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29139.

The product of its digits is 127008, while the sum is 40.

The square root of 3372974221 is about 58077.3124464278. The cubic root of 3372974221 is about 1499.6998245264.

The spelling of 3372974221 in words is "three billion, three hundred seventy-two million, nine hundred seventy-four thousand, two hundred twenty-one".