24897973 has 2 divisors, whose sum is σ = 24897974. Its totient is φ = 24897972.

The previous prime is 24897967. The next prime is 24898021. The reversal of 24897973 is 37979842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19027044 + 5870929 = 4362^2 + 2423^2 .

It is a cyclic number.

It is not a de Polignac number, because 24897973 - 2¹⁷ = 24766901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24897773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12448986 + 12448987.

It is an arithmetic number, because the mean of its divisors is an integer number (12448987).

Almost surely, 2^24897973 is an apocalyptic number.

It is an amenable number.

24897973 is a deficient number, since it is larger than the sum of its proper divisors (1).

24897973 is an equidigital number, since it uses as much as digits as its factorization.

24897973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 49.

The square root of 24897973 is about 4989.7868691959. The cubic root of 24897973 is about 292.0034598014.

The spelling of 24897973 in words is "twenty-four million, eight hundred ninety-seven thousand, nine hundred seventy-three".