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5481222 = 232339719
BaseRepresentation
bin10100111010001100000110
3101022110211020
4110322030012
52400344342
6313252010
764406145
oct24721406
911273736
105481222
11310413a
121a04006
13119bb36
14a2975c
157340ec
hex53a306

5481222 has 16 divisors (see below), whose sum is σ = 11439360. Its totient is φ = 1747592.

The previous prime is 5481211. The next prime is 5481227. The reversal of 5481222 is 2221845.

It is a super-2 number, since 2×54812222 = 60087589226568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5481192 and 5481201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5481227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19722 + ... + 19997.

It is an arithmetic number, because the mean of its divisors is an integer number (714960).

Almost surely, 25481222 is an apocalyptic number.

5481222 is an abundant number, since it is smaller than the sum of its proper divisors (5958138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5481222 is a wasteful number, since it uses less digits than its factorization.

5481222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39747.

The product of its digits is 1280, while the sum is 24.

The square root of 5481222 is about 2341.2009738594. The cubic root of 5481222 is about 176.3163001912.

It can be divided in two parts, 548 and 1222, that added together give a triangular number (1770 = T59).

The spelling of 5481222 in words is "five million, four hundred eighty-one thousand, two hundred twenty-two".

Divisors: 1 2 3 6 23 46 69 138 39719 79438 119157 238314 913537 1827074 2740611 5481222