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28674092 = 2217894007
BaseRepresentation
bin110110101100…
…0100000101100
31222221210110102
41231120200230
524320032332
62502330232
7465503636
oct155304054
958853412
1028674092
11152052a7
129729978
135c2c625
143b45a56
1527b6062
hex1b5882c

28674092 has 12 divisors (see below), whose sum is σ = 50220240. Its totient is φ = 14325456.

The previous prime is 28674091. The next prime is 28674103. The reversal of 28674092 is 29047682.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (28674091) 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 3 ways as a sum of consecutive naturals, for example, 5153 + ... + 9159.

It is an arithmetic number, because the mean of its divisors is an integer number (4185020).

Almost surely, 228674092 is an apocalyptic number.

It is an amenable number.

28674092 is a deficient number, since it is larger than the sum of its proper divisors (21546148).

28674092 is a wasteful number, since it uses less digits than its factorization.

28674092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5800 (or 5798 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 28674092 is about 5354.8195114308. The cubic root of 28674092 is about 306.0764329837.

The spelling of 28674092 in words is "twenty-eight million, six hundred seventy-four thousand, ninety-two".

Divisors: 1 2 4 1789 3578 4007 7156 8014 16028 7168523 14337046 28674092