76890396 has 48 divisors (see below), whose sum is σ = 196455168. Its totient is φ = 23212800.

The previous prime is 76890379. The next prime is 76890409. The reversal of 76890396 is 69309867.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40116 + ... + 41988.

It is an arithmetic number, because the mean of its divisors is an integer number (4092816).

Almost surely, 2^76890396 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 76890396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98227584).

76890396 is an abundant number, since it is smaller than the sum of its proper divisors (119564772).

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

76890396 is a wasteful number, since it uses less digits than its factorization.

76890396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2202 (or 2200 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 48.

The square root of 76890396 is about 8768.7168958748. The cubic root of 76890396 is about 425.2301332634.

The spelling of 76890396 in words is "seventy-six million, eight hundred ninety thousand, three hundred ninety-six".