75705706 has 16 divisors (see below), whose sum is σ = 114970824. Its totient is φ = 37384704.

The previous prime is 75705703. The next prime is 75705713. The reversal of 75705706 is 60750757.

It can be written as a sum of positive squares in 4 ways, for example, as 72846225 + 2859481 = 8535^2 + 1691^2 .

It is not an unprimeable number, because it can be changed into a prime (75705703) 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, 102916 + ... + 103648.

Almost surely, 2^75705706 is an apocalyptic number.

75705706 is a deficient number, since it is larger than the sum of its proper divisors (39265118).

75705706 is a wasteful number, since it uses less digits than its factorization.

75705706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305.

The product of its (nonzero) digits is 51450, while the sum is 37.

The square root of 75705706 is about 8700.9025968574. The cubic root of 75705706 is about 423.0349066831.

The spelling of 75705706 in words is "seventy-five million, seven hundred five thousand, seven hundred six".