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5872221 = 321673907
BaseRepresentation
bin10110011001101001011101
3102001100011200
4112121221131
53000402341
6325510113
7100625115
oct26315135
912040150
105872221
113350983
121b72339
1312a7ab4
14acc045
157aedb6
hex599a5d

5872221 has 12 divisors (see below), whose sum is σ = 8535072. Its totient is φ = 3890376.

The previous prime is 5872213. The next prime is 5872249. The reversal of 5872221 is 1222785.

It is not a de Polignac number, because 5872221 - 23 = 5872213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5872261) 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, 451 + ... + 3456.

It is an arithmetic number, because the mean of its divisors is an integer number (711256).

Almost surely, 25872221 is an apocalyptic number.

It is an amenable number.

5872221 is a deficient number, since it is larger than the sum of its proper divisors (2662851).

5872221 is a wasteful number, since it uses less digits than its factorization.

5872221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4080 (or 4077 counting only the distinct ones).

The product of its digits is 2240, while the sum is 27.

The square root of 5872221 is about 2423.2665969719. The cubic root of 5872221 is about 180.4128486611.

The spelling of 5872221 in words is "five million, eight hundred seventy-two thousand, two hundred twenty-one".

Divisors: 1 3 9 167 501 1503 3907 11721 35163 652469 1957407 5872221