25363481 has 16 divisors (see below), whose sum is σ = 29984640. Its totient is φ = 21150720.

The previous prime is 25363433. The next prime is 25363489. The reversal of 25363481 is 18436352.

It is a cyclic number.

It is not a de Polignac number, because 25363481 - 2¹⁴ = 25347097 is a prime.

It is a super-2 number, since 2×25363481² = 1286612336874722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25363489) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27140 + ... + 28058.

It is an arithmetic number, because the mean of its divisors is an integer number (1874040).

Almost surely, 2^25363481 is an apocalyptic number.

It is an amenable number.

25363481 is a deficient number, since it is larger than the sum of its proper divisors (4621159).

25363481 is a wasteful number, since it uses less digits than its factorization.

25363481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136.

The product of its digits is 17280, while the sum is 32.

The square root of 25363481 is about 5036.2169333737. The cubic root of 25363481 is about 293.8120607670.

The spelling of 25363481 in words is "twenty-five million, three hundred sixty-three thousand, four hundred eighty-one".