24253990 has 8 divisors (see below), whose sum is σ = 43657200. Its totient is φ = 9701592.

The previous prime is 24253979. The next prime is 24253991. The reversal of 24253990 is 9935242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24253991) 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 3 ways as a sum of consecutive naturals, for example, 1212690 + ... + 1212709.

It is an arithmetic number, because the mean of its divisors is an integer number (5457150).

Almost surely, 2^24253990 is an apocalyptic number.

24253990 is a deficient number, since it is larger than the sum of its proper divisors (19403210).

24253990 is a wasteful number, since it uses less digits than its factorization.

24253990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2425406.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 24253990 is about 4924.8340073550. The cubic root of 24253990 is about 289.4638926136.

The spelling of 24253990 in words is "twenty-four million, two hundred fifty-three thousand, nine hundred ninety".