3623990 has 16 divisors (see below), whose sum is σ = 6683040. Its totient is φ = 1414080.

The previous prime is 3623987. The next prime is 3623999. The reversal of 3623990 is 993263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3623999) 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, 4010 + ... + 4829.

It is an arithmetic number, because the mean of its divisors is an integer number (417690).

Almost surely, 2^3623990 is an apocalyptic number.

3623990 is a deficient number, since it is larger than the sum of its proper divisors (3059050).

3623990 is a wasteful number, since it uses less digits than its factorization.

3623990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8887.

The product of its (nonzero) digits is 8748, while the sum is 32.

The square root of 3623990 is about 1903.6780189938. The cubic root of 3623990 is about 153.6015731085.

The spelling of 3623990 in words is "three million, six hundred twenty-three thousand, nine hundred ninety".