75716985 has 32 divisors (see below), whose sum is σ = 125177472. Its totient is φ = 39052800.

The previous prime is 75716983. The next prime is 75717007. The reversal of 75716985 is 58961757.

It is not a de Polignac number, because 75716985 - 2¹ = 75716983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75716983) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 125685 + ... + 126285.

It is an arithmetic number, because the mean of its divisors is an integer number (3911796).

Almost surely, 2^75716985 is an apocalyptic number.

It is an amenable number.

75716985 is a deficient number, since it is larger than the sum of its proper divisors (49460487).

75716985 is a wasteful number, since it uses less digits than its factorization.

75716985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873.

The product of its digits is 529200, while the sum is 48.

The square root of 75716985 is about 8701.5507238653. The cubic root of 75716985 is about 423.0559142312.

The spelling of 75716985 in words is "seventy-five million, seven hundred sixteen thousand, nine hundred eighty-five".