3320172 has 18 divisors (see below), whose sum is σ = 8392748. Its totient is φ = 1106712.

The previous prime is 3320143. The next prime is 3320189. The reversal of 3320172 is 2710233.

3320172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×3320172² = 22047084219168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46078 + ... + 46149.

Almost surely, 2^3320172 is an apocalyptic number.

It is an amenable number.

3320172 is an abundant number, since it is smaller than the sum of its proper divisors (5072576).

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

3320172 is a wasteful number, since it uses less digits than its factorization.

3320172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92237 (or 92232 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 3320172 is about 1822.1339138494. The cubic root of 3320172 is about 149.1832946866.

The spelling of 3320172 in words is "three million, three hundred twenty thousand, one hundred seventy-two".