75533625 has 24 divisors (see below), whose sum is σ = 136163976. Its totient is φ = 40284000.

The previous prime is 75533597. The next prime is 75533641. The reversal of 75533625 is 52633557.

It can be written as a sum of positive squares in 4 ways, for example, as 144 + 75533481 = 12^2 + 8691^2 .

It is not a de Polignac number, because 75533625 - 2⁶ = 75533561 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75533625.

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, 32446 + ... + 34695.

It is an arithmetic number, because the mean of its divisors is an integer number (5673499).

Almost surely, 2^75533625 is an apocalyptic number.

75533625 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

75533625 is a deficient number, since it is larger than the sum of its proper divisors (60630351).

75533625 is a wasteful number, since it uses less digits than its factorization.

75533625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67162 (or 67149 counting only the distinct ones).

The product of its digits is 94500, while the sum is 36.

The square root of 75533625 is about 8691.0082844282. The cubic root of 75533625 is about 422.7141404806.

The spelling of 75533625 in words is "seventy-five million, five hundred thirty-three thousand, six hundred twenty-five".