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2028235 = 51136877
BaseRepresentation
bin111101111001011001011
310211001012211
413233023023
51004400420
6111245551
723145136
oct7571313
93731184
102028235
111165930
128198b7
13560251
143ab21d
152a0e5a
hex1ef2cb

2028235 has 8 divisors (see below), whose sum is σ = 2655216. Its totient is φ = 1475040.

The previous prime is 2028227. The next prime is 2028239. The reversal of 2028235 is 5328202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2028235 - 23 = 2028227 is a prime.

It is a super-2 number, since 2×20282352 = 8227474430450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2028239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18384 + ... + 18493.

It is an arithmetic number, because the mean of its divisors is an integer number (331902).

22028235 is an apocalyptic number.

2028235 is a deficient number, since it is larger than the sum of its proper divisors (626981).

2028235 is a wasteful number, since it uses less digits than its factorization.

2028235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36893.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2028235 is about 1424.1611566111. The cubic root of 2028235 is about 126.5822344373.

The spelling of 2028235 in words is "two million, twenty-eight thousand, two hundred thirty-five".

Divisors: 1 5 11 55 36877 184385 405647 2028235