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2225214 = 232181683
BaseRepresentation
bin1000011111010000111110
311012001102100
420133100332
51032201324
6115405530
724625335
oct10372076
94161370
102225214
11128a922
128b38a6
135cbac4
1441cd1c
152de4c9
hex21f43e

2225214 has 24 divisors (see below), whose sum is σ = 4855032. Its totient is φ = 736560.

The previous prime is 2225203. The next prime is 2225221. The reversal of 2225214 is 4125222.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2917 + ... + 3599.

It is an arithmetic number, because the mean of its divisors is an integer number (202293).

22225214 is an apocalyptic number.

2225214 is an abundant number, since it is smaller than the sum of its proper divisors (2629818).

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

2225214 is a wasteful number, since it uses less digits than its factorization.

2225214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872 (or 869 counting only the distinct ones).

The product of its digits is 320, while the sum is 18.

The square root of 2225214 is about 1491.7151202559. The cubic root of 2225214 is about 130.5541238480.

The spelling of 2225214 in words is "two million, two hundred twenty-five thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 18 181 362 543 683 1086 1366 1629 2049 3258 4098 6147 12294 123623 247246 370869 741738 1112607 2225214