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2238879 = 35314081
BaseRepresentation
bin1000100010100110011111
311012202011110
420202212133
51033121004
6115553103
725013226
oct10424637
94182143
102238879
11129a115
128bb793
136050a6
14423cbd
152e3589
hex22299f

2238879 has 8 divisors (see below), whose sum is σ = 3041712. Its totient is φ = 1464320.

The previous prime is 2238823. The next prime is 2238931. The reversal of 2238879 is 9788322.

2238879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2238879 - 211 = 2236831 is a prime.

It is an Ulam number.

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 (2238809) 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 7 ways as a sum of consecutive naturals, for example, 6882 + ... + 7199.

It is an arithmetic number, because the mean of its divisors is an integer number (380214).

22238879 is an apocalyptic number.

2238879 is a deficient number, since it is larger than the sum of its proper divisors (802833).

2238879 is a wasteful number, since it uses less digits than its factorization.

2238879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14137.

The product of its digits is 48384, while the sum is 39.

The square root of 2238879 is about 1496.2884080283. The cubic root of 2238879 is about 130.8208221862.

The spelling of 2238879 in words is "two million, two hundred thirty-eight thousand, eight hundred seventy-nine".

Divisors: 1 3 53 159 14081 42243 746293 2238879