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2253843 = 321714731
BaseRepresentation
bin1000100110010000010011
311020111200200
420212100103
51034110333
6120150243
725104654
oct10462023
94214620
102253843
1112aa389
12908383
1360bb47
1442952b
152e7c13
hex226413

2253843 has 12 divisors (see below), whose sum is σ = 3447288. Its totient is φ = 1414080.

The previous prime is 2253841. The next prime is 2253847. The reversal of 2253843 is 3483522.

It is not a de Polignac number, because 2253843 - 21 = 2253841 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a d-powerful number, because it can be written as 217 + 219 + 55 + 3 + 8 + 45 + 313 .

It is not an unprimeable number, because it can be changed into a prime (2253841) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7213 + ... + 7518.

It is an arithmetic number, because the mean of its divisors is an integer number (287274).

22253843 is an apocalyptic number.

2253843 is a deficient number, since it is larger than the sum of its proper divisors (1193445).

2253843 is a wasteful number, since it uses less digits than its factorization.

2253843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14754 (or 14751 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 2253843 is about 1501.2804534796. The cubic root of 2253843 is about 131.1116310480. Note that the first 3 decimals are identical.

The spelling of 2253843 in words is "two million, two hundred fifty-three thousand, eight hundred forty-three".

Divisors: 1 3 9 17 51 153 14731 44193 132579 250427 751281 2253843