2292641 has 4 divisors (see below), whose sum is σ = 2469012. Its totient is φ = 2116272.

The previous prime is 2292623. The next prime is 2292643. The reversal of 2292641 is 1462922.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 547600 + 1745041 = 740^2 + 1321^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2292641 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2292641.

It is not an unprimeable number, because it can be changed into a prime (2292643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88166 + ... + 88191.

It is an arithmetic number, because the mean of its divisors is an integer number (617253).

2^2292641 is an apocalyptic number.

It is an amenable number.

2292641 is a deficient number, since it is larger than the sum of its proper divisors (176371).

2292641 is a wasteful number, since it uses less digits than its factorization.

2292641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176370.

The product of its digits is 1728, while the sum is 26.

The square root of 2292641 is about 1514.1469545589. The cubic root of 2292641 is about 131.8596802431.

The spelling of 2292641 in words is "two million, two hundred ninety-two thousand, six hundred forty-one".