75075772 has 48 divisors (see below), whose sum is σ = 142067520. Its totient is φ = 34631168.

The previous prime is 75075743. The next prime is 75075799. The reversal of 75075772 is 27757057.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 433878 + ... + 434050.

It is an arithmetic number, because the mean of its divisors is an integer number (2959740).

Almost surely, 2^75075772 is an apocalyptic number.

It is an amenable number.

75075772 is a deficient number, since it is larger than the sum of its proper divisors (66991748).

75075772 is a wasteful number, since it uses less digits than its factorization.

75075772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 340 counting only the distinct ones).

The product of its (nonzero) digits is 120050, while the sum is 40.

The square root of 75075772 is about 8664.6276319297. The cubic root of 75075772 is about 421.8583039172.

The spelling of 75075772 in words is "seventy-five million, seventy-five thousand, seven hundred seventy-two".