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2028606 = 231991699
BaseRepresentation
bin111101111010000111110
310211001201120
413233100332
51004403411
6111251410
723146206
oct7572076
93731646
102028606
111166138
12819b66
13560478
143ab406
152a1106
hex1ef43e

2028606 has 16 divisors (see below), whose sum is σ = 4080000. Its totient is φ = 672408.

The previous prime is 2028601. The next prime is 2028617. The reversal of 2028606 is 6068202.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2028601) 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, 345 + ... + 2043.

It is an arithmetic number, because the mean of its divisors is an integer number (255000).

22028606 is an apocalyptic number.

2028606 is an abundant number, since it is smaller than the sum of its proper divisors (2051394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2028606 is a wasteful number, since it uses less digits than its factorization.

2028606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 2028606 is about 1424.2914027684. The cubic root of 2028606 is about 126.5899520088.

The spelling of 2028606 in words is "two million, twenty-eight thousand, six hundred six".

Divisors: 1 2 3 6 199 398 597 1194 1699 3398 5097 10194 338101 676202 1014303 2028606