2252921 has 8 divisors (see below), whose sum is σ = 2481600. Its totient is φ = 2028240.

The previous prime is 2252917. The next prime is 2252927. The reversal of 2252921 is 1292522.

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

It is a cyclic number.

It is not a de Polignac number, because 2252921 - 2² = 2252917 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2252927) 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, 260 + ... + 2138.

It is an arithmetic number, because the mean of its divisors is an integer number (310200).

2^2252921 is an apocalyptic number.

It is an amenable number.

2252921 is a deficient number, since it is larger than the sum of its proper divisors (228679).

2252921 is a wasteful number, since it uses less digits than its factorization.

2252921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1999.

The product of its digits is 720, while the sum is 23.

The square root of 2252921 is about 1500.9733508627. The cubic root of 2252921 is about 131.0937502681.

The spelling of 2252921 in words is "two million, two hundred fifty-two thousand, nine hundred twenty-one".