25239053 has 16 divisors (see below), whose sum is σ = 30081024. Its totient is φ = 20720880.

The previous prime is 25239037. The next prime is 25239061. The reversal of 25239053 is 35093252.

It is a cyclic number.

It is not a de Polignac number, because 25239053 - 2⁴ = 25239037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25239023) 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, 22676 + ... + 23762.

It is an arithmetic number, because the mean of its divisors is an integer number (1880064).

Almost surely, 2^25239053 is an apocalyptic number.

It is an amenable number.

25239053 is a deficient number, since it is larger than the sum of its proper divisors (4841971).

25239053 is a wasteful number, since it uses less digits than its factorization.

25239053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 25239053 is about 5023.8484252613. The cubic root of 25239053 is about 293.3308125070.

The spelling of 25239053 in words is "twenty-five million, two hundred thirty-nine thousand, fifty-three".