25474937 has 2 divisors, whose sum is σ = 25474938. Its totient is φ = 25474936.

The previous prime is 25474931. The next prime is 25474949. The reversal of 25474937 is 73947452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25110121 + 364816 = 5011^2 + 604^2 .

It is a cyclic number.

It is not a de Polignac number, because 25474937 - 2⁴ = 25474921 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 25474894 and 25474903.

It is not a weakly prime, because it can be changed into another prime (25474931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12737468 + 12737469.

It is an arithmetic number, because the mean of its divisors is an integer number (12737469).

Almost surely, 2^25474937 is an apocalyptic number.

It is an amenable number.

25474937 is a deficient number, since it is larger than the sum of its proper divisors (1).

25474937 is an equidigital number, since it uses as much as digits as its factorization.

25474937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 41.

The square root of 25474937 is about 5047.2702523245. The cubic root of 25474937 is about 294.2418028620.

The spelling of 25474937 in words is "twenty-five million, four hundred seventy-four thousand, nine hundred thirty-seven".