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2239244 = 22779973
BaseRepresentation
bin1000100010101100001100
311012202122222
420202230030
51033123434
6115554512
725014260
oct10425414
94182588
102239244
11129a417
128bba38
136052c7
144240a0
152e372e
hex222b0c

2239244 has 12 divisors (see below), whose sum is σ = 4478544. Its totient is φ = 959664.

The previous prime is 2239231. The next prime is 2239247. The reversal of 2239244 is 4429322.

2239244 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2239247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39959 + ... + 40014.

It is an arithmetic number, because the mean of its divisors is an integer number (373212).

22239244 is an apocalyptic number.

It is an amenable number.

2239244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2239244 is a wasteful number, since it uses less digits than its factorization.

2239244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79984 (or 79982 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 2239244 is about 1496.4103715225. The cubic root of 2239244 is about 130.8279309529.

It can be divided in two parts, 22 and 39244, that multiplied together give a palindrome (863368).

The spelling of 2239244 in words is "two million, two hundred thirty-nine thousand, two hundred forty-four".

Divisors: 1 2 4 7 14 28 79973 159946 319892 559811 1119622 2239244