25460457 has 12 divisors (see below), whose sum is σ = 37314480. Its totient is φ = 15430360.

The previous prime is 25460443. The next prime is 25460459. The reversal of 25460457 is 75406452.

It is not a de Polignac number, because 25460457 - 2¹⁰ = 25459433 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (25460459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34707 + ... + 35432.

It is an arithmetic number, because the mean of its divisors is an integer number (3109540).

Almost surely, 2^25460457 is an apocalyptic number.

It is an amenable number.

25460457 is a deficient number, since it is larger than the sum of its proper divisors (11854023).

25460457 is a wasteful number, since it uses less digits than its factorization.

25460457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70164 (or 70153 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 25460457 is about 5045.8356096884. The cubic root of 25460457 is about 294.1860431061.

The spelling of 25460457 in words is "twenty-five million, four hundred sixty thousand, four hundred fifty-seven".