25632474 has 32 divisors (see below), whose sum is σ = 60481536. Its totient is φ = 7086960.

The previous prime is 25632473. The next prime is 25632479. The reversal of 25632474 is 47423652.

It is not an unprimeable number, because it can be changed into a prime (25632473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8542 + ... + 11145.

It is an arithmetic number, because the mean of its divisors is an integer number (1890048).

Almost surely, 2^25632474 is an apocalyptic number.

25632474 is an abundant number, since it is smaller than the sum of its proper divisors (34849062).

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

25632474 is a wasteful number, since it uses less digits than its factorization.

25632474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19730.

The product of its digits is 40320, while the sum is 33.

The square root of 25632474 is about 5062.8523581080. The cubic root of 25632474 is about 294.8470872747.

It can be divided in two parts, 25632 and 474, that added together give a triangular number (26106 = T₂₂₈).

The spelling of 25632474 in words is "twenty-five million, six hundred thirty-two thousand, four hundred seventy-four".