3623993 has 4 divisors (see below), whose sum is σ = 3740928. Its totient is φ = 3507060.

The previous prime is 3623987. The next prime is 3623999. The reversal of 3623993 is 3993263.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (3623987) and next prime (3623999).

It is a cyclic number.

It is not a de Polignac number, because 3623993 - 2⁶ = 3623929 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 58421 + ... + 58482.

It is an arithmetic number, because the mean of its divisors is an integer number (935232).

Almost surely, 2^3623993 is an apocalyptic number.

It is an amenable number.

3623993 is a deficient number, since it is larger than the sum of its proper divisors (116935).

3623993 is a wasteful number, since it uses less digits than its factorization.

3623993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116934.

The product of its digits is 26244, while the sum is 35.

The square root of 3623993 is about 1903.6788069420. The cubic root of 3623993 is about 153.6016154932.

The spelling of 3623993 in words is "three million, six hundred twenty-three thousand, nine hundred ninety-three".