25193525 has 24 divisors (see below), whose sum is σ = 37586880. Its totient is φ = 16364160.

The previous prime is 25193503. The next prime is 25193537. The reversal of 25193525 is 52539152.

It is not a de Polignac number, because 25193525 - 2¹⁰ = 25192501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25193491 and 25193500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 464 + ... + 7113.

It is an arithmetic number, because the mean of its divisors is an integer number (1566120).

Almost surely, 2^25193525 is an apocalyptic number.

25193525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25193525 is a deficient number, since it is larger than the sum of its proper divisors (12393355).

25193525 is a wasteful number, since it uses less digits than its factorization.

25193525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7613 (or 7608 counting only the distinct ones).

The product of its digits is 13500, while the sum is 32.

The square root of 25193525 is about 5019.3151923345. The cubic root of 25193525 is about 293.1543293484.

The spelling of 25193525 in words is "twenty-five million, one hundred ninety-three thousand, five hundred twenty-five".