24250990 has 16 divisors (see below), whose sum is σ = 45060480. Its totient is φ = 9387360.

The previous prime is 24250979. The next prime is 24250997. The reversal of 24250990 is 9905242.

It is a super-2 number, since 2×24250990² = 1176221031960200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24250997) 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, 38805 + ... + 39424.

It is an arithmetic number, because the mean of its divisors is an integer number (2816280).

Almost surely, 2^24250990 is an apocalyptic number.

24250990 is a deficient number, since it is larger than the sum of its proper divisors (20809490).

24250990 is a wasteful number, since it uses less digits than its factorization.

24250990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78267.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 24250990 is about 4924.5294191425. The cubic root of 24250990 is about 289.4519574298.

The spelling of 24250990 in words is "twenty-four million, two hundred fifty thousand, nine hundred ninety".