7275830 has 32 divisors (see below), whose sum is σ = 14017536. Its totient is φ = 2709504.

The previous prime is 7275823. The next prime is 7275833. The reversal of 7275830 is 385727.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7275833) 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, 21422 + ... + 21758.

It is an arithmetic number, because the mean of its divisors is an integer number (438048).

Almost surely, 2^7275830 is an apocalyptic number.

7275830 is a deficient number, since it is larger than the sum of its proper divisors (6741706).

7275830 is a wasteful number, since it uses less digits than its factorization.

7275830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 7275830 is about 2697.3746495435. The cubic root of 7275830 is about 193.7734095891.

The spelling of 7275830 in words is "seven million, two hundred seventy-five thousand, eight hundred thirty".