22908336025 has 9 divisors (see below), whose sum is σ = 28407275103. Its totient is φ = 18326063400.

The previous prime is 22908336019. The next prime is 22908336107. The reversal of 22908336025 is 52063380922.

It is a happy number.

The square root of 22908336025 is 151355.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 8247000969 + 14661335056 = 90813^2 + 121084^2 .

It is not a de Polignac number, because 22908336025 - 2⁵ = 22908335993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 741640 + ... + 771910.

Almost surely, 2^22908336025 is an apocalyptic number.

22908336025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22908336025 is the 151355-th square number.

22908336025 is the 75678-th centered octagonal number.

It is an amenable number.

22908336025 is a deficient number, since it is larger than the sum of its proper divisors (5498939078).

22908336025 is an frugal number, since it uses more digits than its factorization.

22908336025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60552 (or 30276 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 22908336025 in words is "twenty-two billion, nine hundred eight million, three hundred thirty-six thousand, twenty-five".