76140384 has 24 divisors (see below), whose sum is σ = 199868760. Its totient is φ = 25380096.

The previous prime is 76140377. The next prime is 76140409. The reversal of 76140384 is 48304167.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396469 + ... + 396660.

It is an arithmetic number, because the mean of its divisors is an integer number (8327865).

Almost surely, 2^76140384 is an apocalyptic number.

It is an amenable number.

76140384 is an abundant number, since it is smaller than the sum of its proper divisors (123728376).

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

76140384 is a wasteful number, since it uses less digits than its factorization.

76140384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793142 (or 793134 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 76140384 is about 8725.8457469749. The cubic root of 76140384 is about 423.8430058381.

The spelling of 76140384 in words is "seventy-six million, one hundred forty thousand, three hundred eighty-four".