25466442 has 16 divisors (see below), whose sum is σ = 53929152. Its totient is φ = 7989440.

The previous prime is 25466431. The next prime is 25466461. The reversal of 25466442 is 24466452.

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, 124734 + ... + 124937.

It is an arithmetic number, because the mean of its divisors is an integer number (3370572).

Almost surely, 2^25466442 is an apocalyptic number.

25466442 is an abundant number, since it is smaller than the sum of its proper divisors (28462710).

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

25466442 is a wasteful number, since it uses less digits than its factorization.

25466442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249693.

The product of its digits is 46080, while the sum is 33.

The square root of 25466442 is about 5046.4286381559. The cubic root of 25466442 is about 294.2090927777.

The spelling of 25466442 in words is "twenty-five million, four hundred sixty-six thousand, four hundred forty-two".