24040157 has 4 divisors (see below), whose sum is σ = 24050400. Its totient is φ = 24029916.

The previous prime is 24040147. The next prime is 24040169. The reversal of 24040157 is 75104042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24040157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24040117) 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, 344 + ... + 6942.

It is an arithmetic number, because the mean of its divisors is an integer number (6012600).

Almost surely, 2^24040157 is an apocalyptic number.

It is an amenable number.

24040157 is a deficient number, since it is larger than the sum of its proper divisors (10243).

24040157 is an equidigital number, since it uses as much as digits as its factorization.

24040157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10242.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 24040157 is about 4903.0762792353. The cubic root of 24040157 is about 288.6107033501.

Adding to 24040157 its reverse (75104042), we get a palindrome (99144199).

The spelling of 24040157 in words is "twenty-four million, forty thousand, one hundred fifty-seven".