2251579 has 8 divisors (see below), whose sum is σ = 2488320. Its totient is φ = 2020200.

The previous prime is 2251573. The next prime is 2251591. The reversal of 2251579 is 9751522.

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 2251579 - 2⁵ = 2251547 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2251579.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251573) 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, 427 + ... + 2164.

It is an arithmetic number, because the mean of its divisors is an integer number (311040).

2^2251579 is an apocalyptic number.

2251579 is a deficient number, since it is larger than the sum of its proper divisors (236741).

2251579 is a wasteful number, since it uses less digits than its factorization.

2251579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2681.

The product of its digits is 6300, while the sum is 31.

The square root of 2251579 is about 1500.5262410235. The cubic root of 2251579 is about 131.0677155106.

The spelling of 2251579 in words is "two million, two hundred fifty-one thousand, five hundred seventy-nine".