25028351 has 2 divisors, whose sum is σ = 25028352. Its totient is φ = 25028350.

The previous prime is 25028323. The next prime is 25028357. The reversal of 25028351 is 15382052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25028351 - 2⁶ = 25028287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25028351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25028357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12514175 + 12514176.

It is an arithmetic number, because the mean of its divisors is an integer number (12514176).

Almost surely, 2^25028351 is an apocalyptic number.

25028351 is a deficient number, since it is larger than the sum of its proper divisors (1).

25028351 is an equidigital number, since it uses as much as digits as its factorization.

25028351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 25028351 is about 5002.8342966762. The cubic root of 25028351 is about 292.5122638343.

The spelling of 25028351 in words is "twenty-five million, twenty-eight thousand, three hundred fifty-one".