6750730 has 48 divisors (see below), whose sum is σ = 14774400. Its totient is φ = 2210208.

The previous prime is 6750727. The next prime is 6750781. The reversal of 6750730 is 370576.

6750730 = 183² + 184² + ... + 297².

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, 10971 + ... + 11569.

It is an arithmetic number, because the mean of its divisors is an integer number (307800).

Almost surely, 2^6750730 is an apocalyptic number.

6750730 is an abundant number, since it is smaller than the sum of its proper divisors (8023670).

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

6750730 is a wasteful number, since it uses less digits than its factorization.

6750730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643 (or 636 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 28.

The square root of 6750730 is about 2598.2166961206. The cubic root of 6750730 is about 188.9949701451.

The spelling of 6750730 in words is "six million, seven hundred fifty thousand, seven hundred thirty".