25722048 has 112 divisors (see below), whose sum is σ = 78272640. Its totient is φ = 7372800.

The previous prime is 25722031. The next prime is 25722079. The reversal of 25722048 is 84022752.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39808 + ... + 40448.

Almost surely, 2^25722048 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 25722048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39136320).

25722048 is an abundant number, since it is smaller than the sum of its proper divisors (52550592).

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

25722048 is a wasteful number, since it uses less digits than its factorization.

25722048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686 (or 676 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 25722048 is about 5071.6908423128. The cubic root of 25722048 is about 295.1901407537.

The spelling of 25722048 in words is "twenty-five million, seven hundred twenty-two thousand, forty-eight".