3622872 has 32 divisors (see below), whose sum is σ = 9881280. Its totient is φ = 1097760.

The previous prime is 3622859. The next prime is 3622873. The reversal of 3622872 is 2782263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3622873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6598 + ... + 7125.

It is an arithmetic number, because the mean of its divisors is an integer number (308790).

Almost surely, 2^3622872 is an apocalyptic number.

It is an amenable number.

3622872 is an abundant number, since it is smaller than the sum of its proper divisors (6258408).

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

3622872 is a wasteful number, since it uses less digits than its factorization.

3622872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13743 (or 13739 counting only the distinct ones).

The product of its digits is 8064, while the sum is 30.

The square root of 3622872 is about 1903.3843542490. The cubic root of 3622872 is about 153.5857761351.

The spelling of 3622872 in words is "three million, six hundred twenty-two thousand, eight hundred seventy-two".