75997073 has 8 divisors (see below), whose sum is σ = 77915520. Its totient is φ = 74091280.

The previous prime is 75997057. The next prime is 75997091. The reversal of 75997073 is 37079957.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 75997073 - 2⁴ = 75997057 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75997043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9638 + ... + 15648.

It is an arithmetic number, because the mean of its divisors is an integer number (9739440).

Almost surely, 2^75997073 is an apocalyptic number.

It is an amenable number.

75997073 is a deficient number, since it is larger than the sum of its proper divisors (1918447).

75997073 is a wasteful number, since it uses less digits than its factorization.

75997073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6327.

The product of its (nonzero) digits is 416745, while the sum is 47.

The square root of 75997073 is about 8717.6300105017. The cubic root of 75997073 is about 423.5769205243.

The spelling of 75997073 in words is "seventy-five million, nine hundred ninety-seven thousand, seventy-three".