76650 has 48 divisors (see below), whose sum is σ = 220224. Its totient is φ = 17280.

The previous prime is 76649. The next prime is 76651. The reversal of 76650 is 5667.

It is an interprime number because it is at equal distance from previous prime (76649) and next prime (76651).

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 76650.

It is not an unprimeable number, because it can be changed into a prime (76651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1014 + ... + 1086.

It is an arithmetic number, because the mean of its divisors is an integer number (4588).

2⁷⁶⁶⁵⁰ is an apocalyptic number.

76650 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 76650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110112).

76650 is an abundant number, since it is smaller than the sum of its proper divisors (143574).

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

76650 is a wasteful number, since it uses less digits than its factorization.

76650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 90 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 76650 is about 276.8573639981. The cubic root of 76650 is about 42.4786513310.

The spelling of 76650 in words is "seventy-six thousand, six hundred fifty".