7266140 has 96 divisors (see below), whose sum is σ = 19160064. Its totient is φ = 2257920.

The previous prime is 7266139. The next prime is 7266163. The reversal of 7266140 is 416627.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102305 + ... + 102375.

It is an arithmetic number, because the mean of its divisors is an integer number (199584).

Almost surely, 2^7266140 is an apocalyptic number.

7266140 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7266140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9580032).

7266140 is an abundant number, since it is smaller than the sum of its proper divisors (11893924).

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

7266140 is a wasteful number, since it uses less digits than its factorization.

7266140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 7266140 is about 2695.5778601257. The cubic root of 7266140 is about 193.6873484562.

The spelling of 7266140 in words is "seven million, two hundred sixty-six thousand, one hundred forty".