76936986 has 64 divisors (see below), whose sum is σ = 200712960. Its totient is φ = 21384000.

The previous prime is 76936969. The next prime is 76936987. The reversal of 76936986 is 68963967.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (76936987) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11236 + ... + 16736.

It is an arithmetic number, because the mean of its divisors is an integer number (3136140).

Almost surely, 2^76936986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76936986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100356480).

76936986 is an abundant number, since it is smaller than the sum of its proper divisors (123775974).

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

76936986 is a wasteful number, since it uses less digits than its factorization.

76936986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5556 (or 5550 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 54.

The square root of 76936986 is about 8771.3730966138. The cubic root of 76936986 is about 425.3160021229.

The spelling of 76936986 in words is "seventy-six million, nine hundred thirty-six thousand, nine hundred eighty-six".