75336225 has 12 divisors (see below), whose sum is σ = 124556016. Its totient is φ = 40179280.

The previous prime is 75336179. The next prime is 75336241. The reversal of 75336225 is 52263357.

It is not a de Polignac number, because 75336225 - 2⁹ = 75335713 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 502167 + ... + 502316.

It is an arithmetic number, because the mean of its divisors is an integer number (10379668).

Almost surely, 2^75336225 is an apocalyptic number.

75336225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

75336225 is a deficient number, since it is larger than the sum of its proper divisors (49219791).

75336225 is a wasteful number, since it uses less digits than its factorization.

75336225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004496 (or 1004491 counting only the distinct ones).

The product of its digits is 37800, while the sum is 33.

The square root of 75336225 is about 8679.6442899464. The cubic root of 75336225 is about 422.3455780562.

The spelling of 75336225 in words is "seventy-five million, three hundred thirty-six thousand, two hundred twenty-five".