53322225 has 24 divisors (see below), whose sum is σ = 96175392. Its totient is φ = 25852800.

The previous prime is 53322197. The next prime is 53322239. The reversal of 53322225 is 52222335.

It is not a de Polignac number, because 53322225 - 2⁸ = 53321969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53322195 and 53322204.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31492 + ... + 33141.

It is an arithmetic number, because the mean of its divisors is an integer number (4007308).

Almost surely, 2^53322225 is an apocalyptic number.

53322225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53322225 is a deficient number, since it is larger than the sum of its proper divisors (42853167).

53322225 is a wasteful number, since it uses less digits than its factorization.

53322225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64657 (or 64652 counting only the distinct ones).

The product of its digits is 3600, while the sum is 24.

The square root of 53322225 is about 7302.2068582039. The cubic root of 53322225 is about 376.3882763831.

It can be divided in two parts, 5332 and 2225, that added together give a palindrome (7557).

The spelling of 53322225 in words is "fifty-three million, three hundred twenty-two thousand, two hundred twenty-five".