24020990 has 32 divisors (see below), whose sum is σ = 51122880. Its totient is φ = 7951104.

The previous prime is 24020989. The next prime is 24020999. The reversal of 24020990 is 9902042.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24020999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3887 + ... + 7946.

It is an arithmetic number, because the mean of its divisors is an integer number (1597590).

Almost surely, 2^24020990 is an apocalyptic number.

24020990 is an abundant number, since it is smaller than the sum of its proper divisors (27101890).

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

24020990 is a wasteful number, since it uses less digits than its factorization.

24020990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11876.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 24020990 is about 4901.1213002741. The cubic root of 24020990 is about 288.5339807209.

The spelling of 24020990 in words is "twenty-four million, twenty thousand, nine hundred ninety".