75730324 has 12 divisors (see below), whose sum is σ = 133033824. Its totient is φ = 37720664.

The previous prime is 75730313. The next prime is 75730327. The reversal of 75730324 is 42303757.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75730327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34942 + ... + 37045.

It is an arithmetic number, because the mean of its divisors is an integer number (11086152).

Almost surely, 2^75730324 is an apocalyptic number.

It is an amenable number.

75730324 is a deficient number, since it is larger than the sum of its proper divisors (57303500).

75730324 is a wasteful number, since it uses less digits than its factorization.

75730324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72254 (or 72252 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 31.

The square root of 75730324 is about 8702.3171626872. The cubic root of 75730324 is about 423.0807559119.

The spelling of 75730324 in words is "seventy-five million, seven hundred thirty thousand, three hundred twenty-four".