25524937 has 2 divisors, whose sum is σ = 25524938. Its totient is φ = 25524936.

The previous prime is 25524913. The next prime is 25524971. The reversal of 25524937 is 73942552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24245776 + 1279161 = 4924^2 + 1131^2 .

It is a cyclic number.

It is not a de Polignac number, because 25524937 - 2¹⁵ = 25492169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25524896 and 25524905.

It is not a weakly prime, because it can be changed into another prime (25524977) 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, 12762468 + 12762469.

It is an arithmetic number, because the mean of its divisors is an integer number (12762469).

Almost surely, 2^25524937 is an apocalyptic number.

It is an amenable number.

25524937 is a deficient number, since it is larger than the sum of its proper divisors (1).

25524937 is an equidigital number, since it uses as much as digits as its factorization.

25524937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 37.

The square root of 25524937 is about 5052.2209967498. The cubic root of 25524937 is about 294.4341811646.

The spelling of 25524937 in words is "twenty-five million, five hundred twenty-four thousand, nine hundred thirty-seven".