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1428882 = 237132617
BaseRepresentation
bin101011100110110010010
32200121001120
411130312102
5331211012
650343110
715100560
oct5346622
92617046
101428882
118965a4
1258aa96
133b04c0
14292a30
151d358c
hex15cd92

1428882 has 32 divisors (see below), whose sum is σ = 3518592. Its totient is φ = 376704.

The previous prime is 1428863. The next prime is 1428887. The reversal of 1428882 is 2888241.

It is not an unprimeable number, because it can be changed into a prime (1428887) by changing a digit.

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, 763 + ... + 1854.

It is an arithmetic number, because the mean of its divisors is an integer number (109956).

21428882 is an apocalyptic number.

1428882 is an abundant number, since it is smaller than the sum of its proper divisors (2089710).

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

1428882 is a wasteful number, since it uses less digits than its factorization.

1428882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2642.

The product of its digits is 8192, while the sum is 33.

The square root of 1428882 is about 1195.3585236238. The cubic root of 1428882 is about 112.6329489960.

The spelling of 1428882 in words is "one million, four hundred twenty-eight thousand, eight hundred eighty-two".

Divisors: 1 2 3 6 7 13 14 21 26 39 42 78 91 182 273 546 2617 5234 7851 15702 18319 34021 36638 54957 68042 102063 109914 204126 238147 476294 714441 1428882