24722742 has 16 divisors (see below), whose sum is σ = 53940672. Its totient is φ = 7491720.

The previous prime is 24722741. The next prime is 24722749.

24722742 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×24722742² = 1222427943997128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24722741) 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, 187228 + ... + 187359.

It is an arithmetic number, because the mean of its divisors is an integer number (3371292).

Almost surely, 2^24722742 is an apocalyptic number.

24722742 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

24722742 is an abundant number, since it is smaller than the sum of its proper divisors (29217930).

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

24722742 is a wasteful number, since it uses less digits than its factorization.

24722742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374603.

The product of its digits is 12544, while the sum is 30.

The square root of 24722742 is about 4972.1968987561. The cubic root of 24722742 is about 291.3168099356.

The spelling of 24722742 in words is "twenty-four million, seven hundred twenty-two thousand, seven hundred forty-two".