75533025 has 24 divisors (see below), whose sum is σ = 125215200. Its totient is φ = 40176640.

The previous prime is 75533009. The next prime is 75533033. The reversal of 75533025 is 52033557.

It is not a de Polignac number, because 75533025 - 2⁴ = 75533009 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 75532983 and 75533001.

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, 32554 + ... + 34796.

It is an arithmetic number, because the mean of its divisors is an integer number (5217300).

Almost surely, 2^75533025 is an apocalyptic number.

75533025 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

75533025 is a deficient number, since it is larger than the sum of its proper divisors (49682175).

75533025 is a wasteful number, since it uses less digits than its factorization.

75533025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2705 (or 2700 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 30.

The square root of 75533025 is about 8690.9737659252. The cubic root of 75533025 is about 422.7130212036.

The spelling of 75533025 in words is "seventy-five million, five hundred thirty-three thousand, twenty-five".