24415249 has 2 divisors, whose sum is σ = 24415250. Its totient is φ = 24415248.

The previous prime is 24415243. The next prime is 24415253. The reversal of 24415249 is 94251442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24206400 + 208849 = 4920^2 + 457^2 .

It is a cyclic number.

It is not a de Polignac number, because 24415249 - 2³ = 24415241 is a prime.

It is a super-2 number, since 2×24415249² = 1192208767464002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 24415249.

It is not a weakly prime, because it can be changed into another prime (24415241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12207624 + 12207625.

It is an arithmetic number, because the mean of its divisors is an integer number (12207625).

Almost surely, 2^24415249 is an apocalyptic number.

It is an amenable number.

24415249 is a deficient number, since it is larger than the sum of its proper divisors (1).

24415249 is an equidigital number, since it uses as much as digits as its factorization.

24415249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 31.

The square root of 24415249 is about 4941.1789079126. The cubic root of 24415249 is about 290.1040015405.

The spelling of 24415249 in words is "twenty-four million, four hundred fifteen thousand, two hundred forty-nine".