76146540 has 48 divisors (see below), whose sum is σ = 220093440. Its totient is φ = 19650240.

The previous prime is 76146529. The next prime is 76146541. The reversal of 76146540 is 4564167.

It is not an unprimeable number, because it can be changed into a prime (76146541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18610 + ... + 22329.

It is an arithmetic number, because the mean of its divisors is an integer number (4585280).

Almost surely, 2^76146540 is an apocalyptic number.

It is an amenable number.

76146540 is an abundant number, since it is smaller than the sum of its proper divisors (143946900).

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

76146540 is a wasteful number, since it uses less digits than its factorization.

76146540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40982 (or 40980 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 76146540 is about 8726.1984850220. The cubic root of 76146540 is about 423.8544281920.

The spelling of 76146540 in words is "seventy-six million, one hundred forty-six thousand, five hundred forty".