76700665 has 8 divisors (see below), whose sum is σ = 95010048. Its totient is φ = 59381040.

The previous prime is 76700647. The next prime is 76700669. The reversal of 76700665 is 56600767.

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

It is not a de Polignac number, because 76700665 - 2⁷ = 76700537 is a prime.

It is a super-2 number, since 2×76700665² = 11765984022884450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76700669) 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, 247267 + ... + 247576.

It is an arithmetic number, because the mean of its divisors is an integer number (11876256).

Almost surely, 2^76700665 is an apocalyptic number.

It is an amenable number.

76700665 is a deficient number, since it is larger than the sum of its proper divisors (18309383).

76700665 is a wasteful number, since it uses less digits than its factorization.

76700665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494879.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 76700665 is about 8757.8915841657. The cubic root of 76700665 is about 424.8800861233.

The spelling of 76700665 in words is "seventy-six million, seven hundred thousand, six hundred sixty-five".