22525706 has 8 divisors (see below), whose sum is σ = 38615520. Its totient is φ = 9653868.

The previous prime is 22525693. The next prime is 22525709. The reversal of 22525706 is 60752522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22525709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 804476 + ... + 804503.

It is an arithmetic number, because the mean of its divisors is an integer number (4826940).

Almost surely, 2^22525706 is an apocalyptic number.

22525706 is a deficient number, since it is larger than the sum of its proper divisors (16089814).

22525706 is a wasteful number, since it uses less digits than its factorization.

22525706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1608988.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 22525706 is about 4746.1253670758. The cubic root of 22525706 is about 282.4182800671.

The spelling of 22525706 in words is "twenty-two million, five hundred twenty-five thousand, seven hundred six".