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2252579 = 7245971
BaseRepresentation
bin1000100101111100100011
311020102221212
420211330203
51034040304
6120140335
725101200
oct10457443
94212855
102252579
1112a943a
129076ab
1360b3b4
14428ca7
152e766e
hex225f23

2252579 has 6 divisors (see below), whose sum is σ = 2620404. Its totient is φ = 1930740.

The previous prime is 2252567. The next prime is 2252587. The reversal of 2252579 is 9752522.

It is a happy number.

2252579 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2252579 - 216 = 2187043 is a prime.

It is a super-2 number, since 2×22525792 = 10148224302482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2252519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22937 + ... + 23034.

It is an arithmetic number, because the mean of its divisors is an integer number (436734).

22252579 is an apocalyptic number.

2252579 is a deficient number, since it is larger than the sum of its proper divisors (367825).

2252579 is an equidigital number, since it uses as much as digits as its factorization.

2252579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45985 (or 45978 counting only the distinct ones).

The product of its digits is 12600, while the sum is 32.

The square root of 2252579 is about 1500.8594204655. The cubic root of 2252579 is about 131.0871164608.

The spelling of 2252579 in words is "two million, two hundred fifty-two thousand, five hundred seventy-nine".

Divisors: 1 7 49 45971 321797 2252579