25463898 has 24 divisors (see below), whose sum is σ = 57571488. Its totient is φ = 8118792.

The previous prime is 25463863. The next prime is 25463899. The reversal of 25463898 is 89836452.

25463898 is a `hidden beast` number, since 2 + 5 + 4 + 638 + 9 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (25463899) 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, 30340 + ... + 31167.

It is an arithmetic number, because the mean of its divisors is an integer number (2398812).

Almost surely, 2^25463898 is an apocalyptic number.

25463898 is an abundant number, since it is smaller than the sum of its proper divisors (32107590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25463898 is a wasteful number, since it uses less digits than its factorization.

25463898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61538 (or 61535 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 25463898 is about 5046.1765724160. The cubic root of 25463898 is about 294.1992956644.

The spelling of 25463898 in words is "twenty-five million, four hundred sixty-three thousand, eight hundred ninety-eight".