25347982 has 8 divisors (see below), whose sum is σ = 41478552. Its totient is φ = 11521800.

The previous prime is 25347977. The next prime is 25348007. The reversal of 25347982 is 28974352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 576069 + ... + 576112.

It is an arithmetic number, because the mean of its divisors is an integer number (5184819).

Almost surely, 2^25347982 is an apocalyptic number.

25347982 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

25347982 is a deficient number, since it is larger than the sum of its proper divisors (16130570).

25347982 is a wasteful number, since it uses less digits than its factorization.

25347982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1152194.

The product of its digits is 120960, while the sum is 40.

The square root of 25347982 is about 5034.6779440199. The cubic root of 25347982 is about 293.7522014623.

The spelling of 25347982 in words is "twenty-five million, three hundred forty-seven thousand, nine hundred eighty-two".