25465842 has 24 divisors (see below), whose sum is σ = 56668716. Its totient is φ = 8258976.

The previous prime is 25465841. The next prime is 25465877. The reversal of 25465842 is 24856452.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 24117921 + 1347921 = 4911^2 + 1161^2 .

It is a junction number, because it is equal to n+sod(n) for n = 25465797 and 25465806.

It is not an unprimeable number, because it can be changed into a prime (25465841) 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, 18453 + ... + 19784.

Almost surely, 2^25465842 is an apocalyptic number.

25465842 is an abundant number, since it is smaller than the sum of its proper divisors (31202874).

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

25465842 is a wasteful number, since it uses less digits than its factorization.

25465842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38282 (or 38279 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The square root of 25465842 is about 5046.3691898235. The cubic root of 25465842 is about 294.2067821966.

The spelling of 25465842 in words is "twenty-five million, four hundred sixty-five thousand, eight hundred forty-two".