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2079225 = 32529241
BaseRepresentation
bin111111011100111111001
310220122011100
413323213321
51013013400
6112322013
723446611
oct7734771
93818140
102079225
1111a0175
12843309
1357a515
143c1a41
152b1100
hex1fb9f9

2079225 has 18 divisors (see below), whose sum is σ = 3724526. Its totient is φ = 1108800.

The previous prime is 2079199. The next prime is 2079229. The reversal of 2079225 is 5229702.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 646416 + 1432809 = 804^2 + 1197^2 .

It is not a de Polignac number, because 2079225 - 25 = 2079193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2079229) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4396 + ... + 4845.

22079225 is an apocalyptic number.

2079225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2079225 is a deficient number, since it is larger than the sum of its proper divisors (1645301).

2079225 is a wasteful number, since it uses less digits than its factorization.

2079225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9257 (or 9249 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 2079225 is about 1441.9518022458. The cubic root of 2079225 is about 127.6342300307.

It can be divided in two parts, 2079 and 225, that added together give a square (2304 = 482).

The spelling of 2079225 in words is "two million, seventy-nine thousand, two hundred twenty-five".

Divisors: 1 3 5 9 15 25 45 75 225 9241 27723 46205 83169 138615 231025 415845 693075 2079225