75825530 has 32 divisors (see below), whose sum is σ = 149516928. Its totient is φ = 27457600.

The previous prime is 75825499. The next prime is 75825553. The reversal of 75825530 is 3552857.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27620 + ... + 30240.

It is an arithmetic number, because the mean of its divisors is an integer number (4672404).

Almost surely, 2^75825530 is an apocalyptic number.

75825530 is a deficient number, since it is larger than the sum of its proper divisors (73691398).

75825530 is a wasteful number, since it uses less digits than its factorization.

75825530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2902.

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 75825530 is about 8707.7855968093. The cubic root of 75825530 is about 423.2579766805.

The spelling of 75825530 in words is "seventy-five million, eight hundred twenty-five thousand, five hundred thirty".