22352025 has 48 divisors (see below), whose sum is σ = 40068864. Its totient is φ = 10951680.

The previous prime is 22351993. The next prime is 22352051. The reversal of 22352025 is 52025322.

It is not a de Polignac number, because 22352025 - 2⁵ = 22351993 is a prime.

It is a super-2 number, since 2×22352025² = 999226043201250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22351992 and 22352010.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 59739 + ... + 60111.

It is an arithmetic number, because the mean of its divisors is an integer number (834768).

Almost surely, 2^22352025 is an apocalyptic number.

22352025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22352025 is a deficient number, since it is larger than the sum of its proper divisors (17716839).

22352025 is a wasteful number, since it uses less digits than its factorization.

22352025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450 (or 445 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 22352025 is about 4727.7928254102. The cubic root of 22352025 is about 281.6905589169.

Adding to 22352025 its reverse (52025322), we get a palindrome (74377347).

The spelling of 22352025 in words is "twenty-two million, three hundred fifty-two thousand, twenty-five".