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2069289 = 32435347
BaseRepresentation
bin111111001001100101001
310220010112100
413321030221
51012204124
6112204013
723405625
oct7711451
93803470
102069289
111193762
12839609
13575b41
143bc185
152ad1c9
hex1f9329

2069289 has 12 divisors (see below), whose sum is σ = 3059056. Its totient is φ = 1347192.

The previous prime is 2069267. The next prime is 2069329. The reversal of 2069289 is 9829602.

It is not a de Polignac number, because 2069289 - 216 = 2003753 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2069209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2287 + ... + 3060.

22069289 is an apocalyptic number.

It is an amenable number.

2069289 is a deficient number, since it is larger than the sum of its proper divisors (989767).

2069289 is a wasteful number, since it uses less digits than its factorization.

2069289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5396 (or 5393 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 2069289 is about 1438.5023461920. The cubic root of 2069289 is about 127.4305965992.

The spelling of 2069289 in words is "two million, sixty-nine thousand, two hundred eighty-nine".

Divisors: 1 3 9 43 129 387 5347 16041 48123 229921 689763 2069289