76506601 has 4 divisors (see below), whose sum is σ = 76525012. Its totient is φ = 76488192.

The previous prime is 76506581. The next prime is 76506607. The reversal of 76506601 is 10660567.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10896601 + 65610000 = 3301^2 + 8100^2 .

It is a cyclic number.

It is not a de Polignac number, because 76506601 - 2⁷ = 76506473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76506607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301 + ... + 12373.

It is an arithmetic number, because the mean of its divisors is an integer number (19131253).

Almost surely, 2^76506601 is an apocalyptic number.

It is an amenable number.

76506601 is a deficient number, since it is larger than the sum of its proper divisors (18411).

76506601 is a wasteful number, since it uses less digits than its factorization.

76506601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18410.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 76506601 is about 8746.8051881816. The cubic root of 76506601 is about 424.5214470461.

The spelling of 76506601 in words is "seventy-six million, five hundred six thousand, six hundred one".