2272530 has 32 divisors (see below), whose sum is σ = 5874624. Its totient is φ = 559296.

The previous prime is 2272519. The next prime is 2272537. The reversal of 2272530 is 352722.

It is a junction number, because it is equal to n+sod(n) for n = 2272497 and 2272506.

It is not an unprimeable number, because it can be changed into a prime (2272537) 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, 2524 + ... + 3303.

It is an arithmetic number, because the mean of its divisors is an integer number (183582).

2^2272530 is an apocalyptic number.

2272530 is an abundant number, since it is smaller than the sum of its proper divisors (3602094).

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

2272530 is a wasteful number, since it uses less digits than its factorization.

2272530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5850.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 2272530 is about 1507.4912935072. The cubic root of 2272530 is about 131.4729905445.

The spelling of 2272530 in words is "two million, two hundred seventy-two thousand, five hundred thirty".