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2326921 is a prime number
BaseRepresentation
bin1000111000000110001001
311101012221021
420320012021
51043430141
6121512441
725531012
oct10700611
94335837
102326921
11134a283
12942721
1363619c
14448009
1530e6d1
hex238189

2326921 has 2 divisors, whose sum is σ = 2326922. Its totient is φ = 2326920.

The previous prime is 2326913. The next prime is 2326927. The reversal of 2326921 is 1296232.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2325625 + 1296 = 1525^2 + 36^2 .

It is a cyclic number.

It is not a de Polignac number, because 2326921 - 23 = 2326913 is a prime.

It is a super-2 number, since 2×23269212 = 10829122680482, which contains 22 as substring.

2326921 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2326927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1163460 + 1163461.

It is an arithmetic number, because the mean of its divisors is an integer number (1163461).

22326921 is an apocalyptic number.

It is an amenable number.

2326921 is a deficient number, since it is larger than the sum of its proper divisors (1).

2326921 is an equidigital number, since it uses as much as digits as its factorization.

2326921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 25.

The square root of 2326921 is about 1525.4248588508. The cubic root of 2326921 is about 132.5136285970.

Subtracting from 2326921 its product of digits (1296), we obtain a square (2325625 = 15252).

The spelling of 2326921 in words is "two million, three hundred twenty-six thousand, nine hundred twenty-one".