25734423 has 32 divisors (see below), whose sum is σ = 40642560. Its totient is φ = 14279040.

The previous prime is 25734409. The next prime is 25734461. The reversal of 25734423 is 32443752.

It is not a de Polignac number, because 25734423 - 2¹⁶ = 25668887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25734473) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95533 + ... + 95801.

It is an arithmetic number, because the mean of its divisors is an integer number (1270080).

Almost surely, 2^25734423 is an apocalyptic number.

25734423 is a deficient number, since it is larger than the sum of its proper divisors (14908137).

25734423 is a wasteful number, since it uses less digits than its factorization.

25734423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519.

The product of its digits is 20160, while the sum is 30.

The square root of 25734423 is about 5072.9107029397. The cubic root of 25734423 is about 295.2374722923.

It can be divided in two parts, 2573 and 4423, that added together give a palindrome (6996).

The spelling of 25734423 in words is "twenty-five million, seven hundred thirty-four thousand, four hundred twenty-three".