24880649 has 2 divisors, whose sum is σ = 24880650. Its totient is φ = 24880648.

The previous prime is 24880607. The next prime is 24880657. The reversal of 24880649 is 94608842.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18966025 + 5914624 = 4355^2 + 2432^2 .

It is a cyclic number.

It is not a de Polignac number, because 24880649 - 2⁸ = 24880393 is a prime.

It is a super-2 number, since 2×24880649² = 1238093389322402, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (24888649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12440324 + 12440325.

It is an arithmetic number, because the mean of its divisors is an integer number (12440325).

Almost surely, 2^24880649 is an apocalyptic number.

It is an amenable number.

24880649 is a deficient number, since it is larger than the sum of its proper divisors (1).

24880649 is an equidigital number, since it uses as much as digits as its factorization.

24880649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 24880649 is about 4988.0506212347. The cubic root of 24880649 is about 291.9357187894.

The spelling of 24880649 in words is "twenty-four million, eight hundred eighty thousand, six hundred forty-nine".