25347072 has 88 divisors (see below), whose sum is σ = 69696256. Its totient is φ = 8183808.

The previous prime is 25347031. The next prime is 25347097. The reversal of 25347072 is 27074352.

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, 113553 + ... + 113775.

Almost surely, 2^25347072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25347072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34848128).

25347072 is an abundant number, since it is smaller than the sum of its proper divisors (44349184).

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

25347072 is a wasteful number, since it uses less digits than its factorization.

25347072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 25347072 is about 5034.5875700001. The cubic root of 25347072 is about 293.7486861568.

The spelling of 25347072 in words is "twenty-five million, three hundred forty-seven thousand, seventy-two".