25924942 has 4 divisors (see below), whose sum is σ = 38887416. Its totient is φ = 12962470.

The previous prime is 25924931. The next prime is 25924961. The reversal of 25924942 is 24942952.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6481234 + ... + 6481237.

It is an arithmetic number, because the mean of its divisors is an integer number (9721854).

Almost surely, 2^25924942 is an apocalyptic number.

25924942 is a deficient number, since it is larger than the sum of its proper divisors (12962474).

25924942 is a wasteful number, since it uses less digits than its factorization.

25924942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12962473.

The product of its digits is 51840, while the sum is 37.

The square root of 25924942 is about 5091.6541516486. The cubic root of 25924942 is about 295.9642563974.

The spelling of 25924942 in words is "twenty-five million, nine hundred twenty-four thousand, nine hundred forty-two".