25474494 has 16 divisors (see below), whose sum is σ = 51401232. Its totient is φ = 8416128.

The previous prime is 25474487. The next prime is 25474513. The reversal of 25474494 is 49447452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18109 + ... + 19464.

It is an arithmetic number, because the mean of its divisors is an integer number (3212577).

Almost surely, 2^25474494 is an apocalyptic number.

25474494 is an abundant number, since it is smaller than the sum of its proper divisors (25926738).

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

25474494 is a wasteful number, since it uses less digits than its factorization.

25474494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37691.

The product of its digits is 161280, while the sum is 39.

The square root of 25474494 is about 5047.2263670258. The cubic root of 25474494 is about 294.2400972657.

The spelling of 25474494 in words is "twenty-five million, four hundred seventy-four thousand, four hundred ninety-four".