2262921 has 8 divisors (see below), whose sum is σ = 3194784. Its totient is φ = 1419840.

The previous prime is 2262889. The next prime is 2262937. The reversal of 2262921 is 1292622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2262921 - 2⁵ = 2262889 is a prime.

It is a super-2 number, since 2×2262921² = 10241622904482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2262891 and 2262900.

It is not an unprimeable number, because it can be changed into a prime (2262971) 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, 22135 + ... + 22236.

It is an arithmetic number, because the mean of its divisors is an integer number (399348).

2^2262921 is an apocalyptic number.

It is an amenable number.

2262921 is a deficient number, since it is larger than the sum of its proper divisors (931863).

2262921 is a wasteful number, since it uses less digits than its factorization.

2262921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44391.

The product of its digits is 864, while the sum is 24.

The square root of 2262921 is about 1504.3008342748. The cubic root of 2262921 is about 131.2874251551.

Subtracting from 2262921 its reverse (1292622), we obtain a cube (970299 = 99³).

The spelling of 2262921 in words is "two million, two hundred sixty-two thousand, nine hundred twenty-one".