7368840 has 64 divisors (see below), whose sum is σ = 24566400. Its totient is φ = 1964736.

The previous prime is 7368833. The next prime is 7368841. The reversal of 7368840 is 488637.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 7368795 and 7368804.

It is not an unprimeable number, because it can be changed into a prime (7368841) 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, 2332 + ... + 4491.

It is an arithmetic number, because the mean of its divisors is an integer number (383850).

Almost surely, 2^7368840 is an apocalyptic number.

It is an amenable number.

7368840 is an abundant number, since it is smaller than the sum of its proper divisors (17197560).

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

7368840 is a wasteful number, since it uses less digits than its factorization.

7368840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6843 (or 6833 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 7368840 is about 2714.5607379464. The cubic root of 7368840 is about 194.5956116689.

The spelling of 7368840 in words is "seven million, three hundred sixty-eight thousand, eight hundred forty".