25722834 has 16 divisors (see below), whose sum is σ = 51852288. Its totient is φ = 8506512.

The previous prime is 25722833. The next prime is 25722859. The reversal of 25722834 is 43822752.

It is a junction number, because it is equal to n+sod(n) for n = 25722795 and 25722804.

It is not an unprimeable number, because it can be changed into a prime (25722833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16117 + ... + 17640.

It is an arithmetic number, because the mean of its divisors is an integer number (3240768).

Almost surely, 2^25722834 is an apocalyptic number.

25722834 is an abundant number, since it is smaller than the sum of its proper divisors (26129454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25722834 is a wasteful number, since it uses less digits than its factorization.

25722834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33889.

The product of its digits is 26880, while the sum is 33.

The square root of 25722834 is about 5071.7683306713. The cubic root of 25722834 is about 295.1931474750.

The spelling of 25722834 in words is "twenty-five million, seven hundred twenty-two thousand, eight hundred thirty-four".