25892438 has 16 divisors (see below), whose sum is σ = 45629136. Its totient is φ = 10863840.

The previous prime is 25892437. The next prime is 25892453. The reversal of 25892438 is 83429852.

It is a junction number, because it is equal to n+sod(n) for n = 25892395 and 25892404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25892437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44981 + ... + 45552.

It is an arithmetic number, because the mean of its divisors is an integer number (2851821).

Almost surely, 2^25892438 is an apocalyptic number.

25892438 is a deficient number, since it is larger than the sum of its proper divisors (19736698).

25892438 is a wasteful number, since it uses less digits than its factorization.

25892438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90559.

The product of its digits is 138240, while the sum is 41.

The square root of 25892438 is about 5088.4612605384. The cubic root of 25892438 is about 295.8405139741.

The spelling of 25892438 in words is "twenty-five million, eight hundred ninety-two thousand, four hundred thirty-eight".