768140 has 24 divisors (see below), whose sum is σ = 1629600. Its totient is φ = 304128.

The previous prime is 768139. The next prime is 768161. The reversal of 768140 is 41867.

768140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 768140.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3761 + ... + 3959.

It is an arithmetic number, because the mean of its divisors is an integer number (67900).

2⁷⁶⁸¹⁴⁰ is an apocalyptic number.

It is an amenable number.

768140 is an abundant number, since it is smaller than the sum of its proper divisors (861460).

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

768140 is a wasteful number, since it uses less digits than its factorization.

768140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 399 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 768140 is about 876.4359645747. The cubic root of 768140 is about 91.5827036493.

The spelling of 768140 in words is "seven hundred sixty-eight thousand, one hundred forty".