7140870 has 48 divisors (see below), whose sum is σ = 20256912. Its totient is φ = 1730880.

The previous prime is 7140863. The next prime is 7140883. The reversal of 7140870 is 780417.

7140870 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2617 + ... + 4596.

It is an arithmetic number, because the mean of its divisors is an integer number (422019).

Almost surely, 2^7140870 is an apocalyptic number.

7140870 is an abundant number, since it is smaller than the sum of its proper divisors (13116042).

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

7140870 is a wasteful number, since it uses less digits than its factorization.

7140870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7237 (or 7234 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 7140870 is about 2672.2406328772. The cubic root of 7140870 is about 192.5678177871.

The spelling of 7140870 in words is "seven million, one hundred forty thousand, eight hundred seventy".