2296021 has 16 divisors (see below), whose sum is σ = 2951424. Its totient is φ = 1736064.

The previous prime is 2296009. The next prime is 2296027. The reversal of 2296021 is 1206922.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2296021 - 2⁵ = 2295989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2295983 and 2296001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2296027) 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, 1545 + ... + 2641.

It is an arithmetic number, because the mean of its divisors is an integer number (184464).

2^2296021 is an apocalyptic number.

It is an amenable number.

2296021 is a deficient number, since it is larger than the sum of its proper divisors (655403).

2296021 is a wasteful number, since it uses less digits than its factorization.

2296021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2296021 is about 1515.2626834975. The cubic root of 2296021 is about 131.9244478883.

The spelling of 2296021 in words is "two million, two hundred ninety-six thousand, twenty-one".