2275730 has 16 divisors (see below), whose sum is σ = 4143960. Its totient is φ = 899712.

The previous prime is 2275723. The next prime is 2275733. The reversal of 2275730 is 375722.

It can be written as a sum of positive squares in 4 ways, for example, as 1408969 + 866761 = 1187^2 + 931^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2275730.

It is not an unprimeable number, because it can be changed into a prime (2275733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389 + ... + 2168.

2^2275730 is an apocalyptic number.

2275730 is a deficient number, since it is larger than the sum of its proper divisors (1868230).

2275730 is a wasteful number, since it uses less digits than its factorization.

2275730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2653.

The product of its (nonzero) digits is 2940, while the sum is 26.

The square root of 2275730 is about 1508.5522861340. The cubic root of 2275730 is about 131.5346716154.

The spelling of 2275730 in words is "two million, two hundred seventy-five thousand, seven hundred thirty".