25934742 has 20 divisors (see below), whose sum is σ = 58113396. Its totient is φ = 8644860.

The previous prime is 25934737. The next prime is 25934747. The reversal of 25934742 is 24743952.

It is an interprime number because it is at equal distance from previous prime (25934737) and next prime (25934747).

It is a super-2 number, since 2×25934742² = 1345221685213128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25934697 and 25934706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25934747) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 79884 + ... + 80207.

Almost surely, 2^25934742 is an apocalyptic number.

25934742 is an abundant number, since it is smaller than the sum of its proper divisors (32178654).

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

25934742 is a wasteful number, since it uses less digits than its factorization.

25934742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160105 (or 160096 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 25934742 is about 5092.6164198769. The cubic root of 25934742 is about 296.0015446109.

The spelling of 25934742 in words is "twenty-five million, nine hundred thirty-four thousand, seven hundred forty-two".