Search a number
-
+
2223472 = 24138967
BaseRepresentation
bin1000011110110101110000
311011222000211
420132311300
51032122342
6115353504
724620266
oct10366560
94158024
102223472
111289589
128b2894
135cb084
1441c436
152ddc17
hex21ed70

2223472 has 10 divisors (see below), whose sum is σ = 4308008. Its totient is φ = 1111728.

The previous prime is 2223469. The next prime is 2223493. The reversal of 2223472 is 2743222.

Adding to 2223472 its reverse (2743222), we get a palindrome (4966694).

2223472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 69468 + ... + 69499.

22223472 is an apocalyptic number.

It is an amenable number.

2223472 is a deficient number, since it is larger than the sum of its proper divisors (2084536).

2223472 is a wasteful number, since it uses less digits than its factorization.

2223472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138975 (or 138969 counting only the distinct ones).

The product of its digits is 1344, while the sum is 22.

The square root of 2223472 is about 1491.1311142887. The cubic root of 2223472 is about 130.5200470272.

The spelling of 2223472 in words is "two million, two hundred twenty-three thousand, four hundred seventy-two".

Divisors: 1 2 4 8 16 138967 277934 555868 1111736 2223472