24204990 has 32 divisors (see below), whose sum is σ = 58317696. Its totient is φ = 6429600.

The previous prime is 24204989. The next prime is 24204997. The reversal of 24204990 is 9940242.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24204997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7065 + ... + 9915.

It is an arithmetic number, because the mean of its divisors is an integer number (1822428).

Almost surely, 2^24204990 is an apocalyptic number.

24204990 is an abundant number, since it is smaller than the sum of its proper divisors (34112706).

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

24204990 is a wasteful number, since it uses less digits than its factorization.

24204990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3144.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 24204990 is about 4919.8567052303. The cubic root of 24204990 is about 289.2688278949.

The spelling of 24204990 in words is "twenty-four million, two hundred four thousand, nine hundred ninety".