25324742 has 4 divisors (see below), whose sum is σ = 37987116. Its totient is φ = 12662370.

The previous prime is 25324729. The next prime is 25324787. The reversal of 25324742 is 24742352.

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 (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6331184 + ... + 6331187.

It is an arithmetic number, because the mean of its divisors is an integer number (9496779).

Almost surely, 2^25324742 is an apocalyptic number.

25324742 is a deficient number, since it is larger than the sum of its proper divisors (12662374).

25324742 is a wasteful number, since it uses less digits than its factorization.

25324742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12662373.

The product of its digits is 13440, while the sum is 29.

The square root of 25324742 is about 5032.3694220516. The cubic root of 25324742 is about 293.6623995919.

The spelling of 25324742 in words is "twenty-five million, three hundred twenty-four thousand, seven hundred forty-two".