76480840 has 32 divisors (see below), whose sum is σ = 172860480. Its totient is φ = 30453952.

The previous prime is 76480837. The next prime is 76480843. The reversal of 76480840 is 4808467.

It is an interprime number because it is at equal distance from previous prime (76480837) and next prime (76480843).

It is a self number, because there is not a number n which added to its sum of digits gives 76480840.

It is not an unprimeable number, because it can be changed into a prime (76480843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4869 + ... + 13291.

It is an arithmetic number, because the mean of its divisors is an integer number (5401890).

Almost surely, 2^76480840 is an apocalyptic number.

It is an amenable number.

76480840 is an abundant number, since it is smaller than the sum of its proper divisors (96379640).

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

76480840 is a wasteful number, since it uses less digits than its factorization.

76480840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8661 (or 8657 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 37.

The square root of 76480840 is about 8745.3324693805. The cubic root of 76480840 is about 424.4737939698.

The spelling of 76480840 in words is "seventy-six million, four hundred eighty thousand, eight hundred forty".