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2003225 = 52711447
BaseRepresentation
bin111101001000100011001
310202202220112
413221010121
51003100400
6110534105
723012210
oct7510431
93682815
102003225
111149064
12807335
13551a53
143a2077
15298835
hex1e9119

2003225 has 12 divisors (see below), whose sum is σ = 2839104. Its totient is φ = 1373520.

The previous prime is 2003213. The next prime is 2003237. The reversal of 2003225 is 5223002.

It is an interprime number because it is at equal distance from previous prime (2003213) and next prime (2003237).

It is not a de Polignac number, because 2003225 - 28 = 2002969 is a prime.

It is a Duffinian number.

It is a Curzon 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, 5549 + ... + 5898.

It is an arithmetic number, because the mean of its divisors is an integer number (236592).

22003225 is an apocalyptic number.

2003225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2003225 is a deficient number, since it is larger than the sum of its proper divisors (835879).

2003225 is a wasteful number, since it uses less digits than its factorization.

2003225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11464 (or 11459 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 2003225 is about 1415.3533127809. The cubic root of 2003225 is about 126.0597893786.

Adding to 2003225 its reverse (5223002), we get a palindrome (7226227).

The spelling of 2003225 in words is "two million, three thousand, two hundred twenty-five".

Divisors: 1 5 7 25 35 175 11447 57235 80129 286175 400645 2003225