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2250479 = 71122657
BaseRepresentation
bin1000100101011011101111
311020100002002
420211123233
51034003404
6120122515
725062110
oct10453357
94210062
102250479
1112a7900
1290643b
1360a45a
14428207
152e6c1e
hex2256ef

2250479 has 12 divisors (see below), whose sum is σ = 2828112. Its totient is φ = 1752960.

The previous prime is 2250467. The next prime is 2250503. The reversal of 2250479 is 9740522.

It is not a de Polignac number, because 2250479 - 28 = 2250223 is a prime.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 25 + 215 + 59 + 0 + 49 + 74 + 9 .

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2250419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 482 + ... + 2175.

It is an arithmetic number, because the mean of its divisors is an integer number (235676).

22250479 is an apocalyptic number.

2250479 is a deficient number, since it is larger than the sum of its proper divisors (577633).

2250479 is a wasteful number, since it uses less digits than its factorization.

2250479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686 (or 2675 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2250479 is about 1500.1596581698. The cubic root of 2250479 is about 131.0463678294.

The spelling of 2250479 in words is "two million, two hundred fifty thousand, four hundred seventy-nine".

Divisors: 1 7 11 77 121 847 2657 18599 29227 204589 321497 2250479