76606890 has 32 divisors (see below), whose sum is σ = 189789696. Its totient is φ = 19769280.

The previous prime is 76606883. The next prime is 76606897. The reversal of 76606890 is 9860667.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (76606883) and next prime (76606897).

It is not an unprimeable number, because it can be changed into a prime (76606897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40257 + ... + 42116.

It is an arithmetic number, because the mean of its divisors is an integer number (5930928).

Almost surely, 2^76606890 is an apocalyptic number.

76606890 is an abundant number, since it is smaller than the sum of its proper divisors (113182806).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76606890 is a wasteful number, since it uses less digits than its factorization.

76606890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82414.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 76606890 is about 8752.5362038669. The cubic root of 76606890 is about 424.7068612947.

The spelling of 76606890 in words is "seventy-six million, six hundred six thousand, eight hundred ninety".