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2225754 = 232123653
BaseRepresentation
bin1000011111011001011010
311012002011100
420133121122
51032211004
6115412230
724630036
oct10373132
94162140
102225754
111290273
128b4076
135cc11b
1441d1c6
152de739
hex21f65a

2225754 has 12 divisors (see below), whose sum is σ = 4822506. Its totient is φ = 741912.

The previous prime is 2225753. The next prime is 2225771. The reversal of 2225754 is 4575222.

It can be written as a sum of positive squares in only one way, i.e., 1703025 + 522729 = 1305^2 + 723^2 .

It is not an unprimeable number, because it can be changed into a prime (2225753) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61809 + ... + 61844.

22225754 is an apocalyptic number.

2225754 is an abundant number, since it is smaller than the sum of its proper divisors (2596752).

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

2225754 is a wasteful number, since it uses less digits than its factorization.

2225754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123661 (or 123658 counting only the distinct ones).

The product of its digits is 5600, while the sum is 27.

The square root of 2225754 is about 1491.8961089835. The cubic root of 2225754 is about 130.5646836600.

The spelling of 2225754 in words is "two million, two hundred twenty-five thousand, seven hundred fifty-four".

Divisors: 1 2 3 6 9 18 123653 247306 370959 741918 1112877 2225754