3622990 has 32 divisors (see below), whose sum is σ = 7565760. Its totient is φ = 1223424.

The previous prime is 3622987. The next prime is 3622991. The reversal of 3622990 is 992263.

3622990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3622991) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4756 + ... + 5464.

It is an arithmetic number, because the mean of its divisors is an integer number (236430).

Almost surely, 2^3622990 is an apocalyptic number.

3622990 is an abundant number, since it is smaller than the sum of its proper divisors (3942770).

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

3622990 is a wasteful number, since it uses less digits than its factorization.

3622990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 3622990 is about 1903.4153514144. The cubic root of 3622990 is about 153.5874435898.

The spelling of 3622990 in words is "three million, six hundred twenty-two thousand, nine hundred ninety".