25673357 has 2 divisors, whose sum is σ = 25673358. Its totient is φ = 25673356.

The previous prime is 25673273. The next prime is 25673393. The reversal of 25673357 is 75337652.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17023876 + 8649481 = 4126^2 + 2941^2 .

It is a cyclic number.

It is not a de Polignac number, because 25673357 - 2⁸ = 25673101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25673357.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25633357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12836678 + 12836679.

It is an arithmetic number, because the mean of its divisors is an integer number (12836679).

Almost surely, 2^25673357 is an apocalyptic number.

It is an amenable number.

25673357 is a deficient number, since it is larger than the sum of its proper divisors (1).

25673357 is an equidigital number, since it uses as much as digits as its factorization.

25673357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 132300, while the sum is 38.

The square root of 25673357 is about 5066.8882955913. Note that the first 3 decimals coincide. The cubic root of 25673357 is about 295.0037613233.

The spelling of 25673357 in words is "twenty-five million, six hundred seventy-three thousand, three hundred fifty-seven".