76699750 has 32 divisors (see below), whose sum is σ = 152036352. Its totient is φ = 28873600.

The previous prime is 76699747. The next prime is 76699781. The reversal of 76699750 is 5799667.

It is a junction number, because it is equal to n+sod(n) for n = 76699694 and 76699703.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4774 + ... + 13273.

It is an arithmetic number, because the mean of its divisors is an integer number (4751136).

Almost surely, 2^76699750 is an apocalyptic number.

76699750 is a deficient number, since it is larger than the sum of its proper divisors (75336602).

76699750 is a wasteful number, since it uses less digits than its factorization.

76699750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18081 (or 18071 counting only the distinct ones).

The product of its (nonzero) digits is 714420, while the sum is 49.

The square root of 76699750 is about 8757.8393454093. The cubic root of 76699750 is about 424.8783965820.

The spelling of 76699750 in words is "seventy-six million, six hundred ninety-nine thousand, seven hundred fifty".