22305152 has 16 divisors (see below), whose sum is σ = 44436300. Its totient is φ = 11152512.

The previous prime is 22305149. The next prime is 22305161. The reversal of 22305152 is 25150322.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87002 + ... + 87257.

Almost surely, 2^22305152 is an apocalyptic number.

It is an amenable number.

22305152 is a deficient number, since it is larger than the sum of its proper divisors (22131148).

22305152 is an equidigital number, since it uses as much as digits as its factorization.

22305152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174273 (or 174261 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 22305152 is about 4722.8330480761. The cubic root of 22305152 is about 281.4935160410.

Adding to 22305152 its reverse (25150322), we get a palindrome (47455474).

The spelling of 22305152 in words is "twenty-two million, three hundred five thousand, one hundred fifty-two".