75706 has 4 divisors (see below), whose sum is σ = 113562. Its totient is φ = 37852.

The previous prime is 75703. The next prime is 75707. The reversal of 75706 is 60757.

75706 is nontrivially palindromic in base 15.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 75625 + 81 = 275^2 + 9^2 .

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 75706.

It is not an unprimeable number, because it can be changed into a prime (75703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18925 + ... + 18928.

2⁷⁵⁷⁰⁶ is an apocalyptic number.

75706 is a deficient number, since it is larger than the sum of its proper divisors (37856).

75706 is a wasteful number, since it uses less digits than its factorization.

75706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37855.

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 75706 is about 275.1472333134. The cubic root of 75706 is about 42.3035454295.

The spelling of 75706 in words is "seventy-five thousand, seven hundred six".