24742402 has 8 divisors (see below), whose sum is σ = 38310912. Its totient is φ = 11972100.

The previous prime is 24742397. The next prime is 24742409. The reversal of 24742402 is 20424742.

It is a happy number.

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

It is a super-2 number, since 2×24742402² = 1224372913459208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (24742409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199474 + ... + 199597.

It is an arithmetic number, because the mean of its divisors is an integer number (4788864).

Almost surely, 2^24742402 is an apocalyptic number.

24742402 is a deficient number, since it is larger than the sum of its proper divisors (13568510).

24742402 is a wasteful number, since it uses less digits than its factorization.

24742402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399104.

The product of its (nonzero) digits is 3584, while the sum is 25.

The square root of 24742402 is about 4974.1734991856. The cubic root of 24742402 is about 291.3940097193.

The spelling of 24742402 in words is "twenty-four million, seven hundred forty-two thousand, four hundred two".