25623322 has 4 divisors (see below), whose sum is σ = 38434986. Its totient is φ = 12811660.

The previous prime is 25623289. The next prime is 25623337. The reversal of 25623322 is 22332652.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21538881 + 4084441 = 4641^2 + 2021^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6405829 + ... + 6405832.

Almost surely, 2^25623322 is an apocalyptic number.

25623322 is a deficient number, since it is larger than the sum of its proper divisors (12811664).

25623322 is a wasteful number, since it uses less digits than its factorization.

25623322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12811663.

The product of its digits is 4320, while the sum is 25.

The square root of 25623322 is about 5061.9484390894. The cubic root of 25623322 is about 294.8119916669.

Adding to 25623322 its reverse (22332652), we get a palindrome (47955974).

The spelling of 25623322 in words is "twenty-five million, six hundred twenty-three thousand, three hundred twenty-two".