25541922 has 64 divisors (see below), whose sum is σ = 62705664. Its totient is φ = 6769920.

The previous prime is 25541917. The next prime is 25541933. The reversal of 25541922 is 22914552.

It is a self number, because there is not a number n which added to its sum of digits gives 25541922.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59047 + ... + 59477.

It is an arithmetic number, because the mean of its divisors is an integer number (979776).

Almost surely, 2^25541922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25541922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31352832).

25541922 is an abundant number, since it is smaller than the sum of its proper divisors (37163742).

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

25541922 is a wasteful number, since it uses less digits than its factorization.

25541922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543.

The product of its digits is 7200, while the sum is 30.

The square root of 25541922 is about 5053.9016610931. The cubic root of 25541922 is about 294.4994749035.

The spelling of 25541922 in words is "twenty-five million, five hundred forty-one thousand, nine hundred twenty-two".