25822742 has 16 divisors (see below), whose sum is σ = 42336000. Its totient is φ = 11715240.

The previous prime is 25822733. The next prime is 25822759. The reversal of 25822742 is 24722852.

It is a junction number, because it is equal to n+sod(n) for n = 25822699 and 25822708.

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, 17759 + ... + 19157.

It is an arithmetic number, because the mean of its divisors is an integer number (2646000).

Almost surely, 2^25822742 is an apocalyptic number.

25822742 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

25822742 is a deficient number, since it is larger than the sum of its proper divisors (16513258).

25822742 is a wasteful number, since it uses less digits than its factorization.

25822742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251.

The product of its digits is 17920, while the sum is 32.

The square root of 25822742 is about 5081.6082100060. The cubic root of 25822742 is about 295.5748324330.

The spelling of 25822742 in words is "twenty-five million, eight hundred twenty-two thousand, seven hundred forty-two".