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2193285 = 35732003
BaseRepresentation
bin1000010111011110000101
311010102121210
420113132011
51030141120
6115002033
724433263
oct10273605
94112553
102193285
111268936
12899319
135ba403
14411433
152d4ce0
hex217785

2193285 has 16 divisors (see below), whose sum is σ = 3559104. Its totient is φ = 1153152.

The previous prime is 2193271. The next prime is 2193311. The reversal of 2193285 is 5823912.

It is a happy number.

2193285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2193285 - 210 = 2192261 is a prime.

2193285 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94 + ... + 2096.

It is an arithmetic number, because the mean of its divisors is an integer number (222444).

22193285 is an apocalyptic number.

It is an amenable number.

2193285 is a deficient number, since it is larger than the sum of its proper divisors (1365819).

2193285 is a wasteful number, since it uses less digits than its factorization.

2193285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2084.

The product of its digits is 4320, while the sum is 30.

The square root of 2193285 is about 1480.9743414388. The cubic root of 2193285 is about 129.9266844986.

The spelling of 2193285 in words is "two million, one hundred ninety-three thousand, two hundred eighty-five".

Divisors: 1 3 5 15 73 219 365 1095 2003 6009 10015 30045 146219 438657 731095 2193285