25523342 has 16 divisors (see below), whose sum is σ = 41445600. Its totient is φ = 11718432.

The previous prime is 25523299. The next prime is 25523357. The reversal of 25523342 is 24332552.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2708 + ... + 7640.

It is an arithmetic number, because the mean of its divisors is an integer number (2590350).

Almost surely, 2^25523342 is an apocalyptic number.

25523342 is a deficient number, since it is larger than the sum of its proper divisors (15922258).

25523342 is a wasteful number, since it uses less digits than its factorization.

25523342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5147.

The product of its digits is 7200, while the sum is 26.

The square root of 25523342 is about 5052.0631429150. The cubic root of 25523342 is about 294.4280481779.

Adding to 25523342 its reverse (24332552), we get a palindrome (49855894).

The spelling of 25523342 in words is "twenty-five million, five hundred twenty-three thousand, three hundred forty-two".