76863700 has 54 divisors (see below), whose sum is σ = 174481454. Its totient is φ = 29388480.

The previous prime is 76863691. The next prime is 76863701. The reversal of 76863700 is 736867.

It can be written as a sum of positive squares in 3 ways, for example, as 22014864 + 54848836 = 4692^2 + 7406^2 .

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 76863700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76863701) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 52174 + ... + 53626.

Almost surely, 2^76863700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76863700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87240727).

76863700 is an abundant number, since it is smaller than the sum of its proper divisors (97617754).

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

76863700 is a wasteful number, since it uses less digits than its factorization.

76863700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513 (or 1483 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 76863700 is about 8767.1945341711. The cubic root of 76863700 is about 425.1809149030.

The spelling of 76863700 in words is "seventy-six million, eight hundred sixty-three thousand, seven hundred".