3372172220 has 24 divisors (see below), whose sum is σ = 7178572464. Its totient is φ = 1330390656.

The previous prime is 3372172217. The next prime is 3372172277. The reversal of 3372172220 is 222712733.

It is a happy number.

It is a super-2 number, since 2×3372172220² = 22743090962679456800, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 1153394 + ... + 1156313.

It is an arithmetic number, because the mean of its divisors is an integer number (299107186).

Almost surely, 2^3372172220 is an apocalyptic number.

It is an amenable number.

3372172220 is an abundant number, since it is smaller than the sum of its proper divisors (3806400244).

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

3372172220 is a wasteful number, since it uses less digits than its factorization.

3372172220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2309789 (or 2309787 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 3372172220 is about 58070.4074378680. The cubic root of 3372172220 is about 1499.5809525734.

Adding to 3372172220 its reverse (222712733), we get a palindrome (3594884953).

The spelling of 3372172220 in words is "three billion, three hundred seventy-two million, one hundred seventy-two thousand, two hundred twenty".