25275373 has 2 divisors, whose sum is σ = 25275374. Its totient is φ = 25275372.

The previous prime is 25275359. The next prime is 25275389. The reversal of 25275373 is 37357252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24730729 + 544644 = 4973^2 + 738^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25275373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25275353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12637686 + 12637687.

It is an arithmetic number, because the mean of its divisors is an integer number (12637687).

Almost surely, 2^25275373 is an apocalyptic number.

It is an amenable number.

25275373 is a deficient number, since it is larger than the sum of its proper divisors (1).

25275373 is an equidigital number, since it uses as much as digits as its factorization.

25275373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44100, while the sum is 34.

The square root of 25275373 is about 5027.4618844900. The cubic root of 25275373 is about 293.4714499653.

It can be divided in two parts, 252 and 75373, that added together give a square (75625 = 275²).

The spelling of 25275373 in words is "twenty-five million, two hundred seventy-five thousand, three hundred seventy-three".