Search a number
-
+
28674606 = 2323474421
BaseRepresentation
bin110110101100…
…0101000101110
31222221211011110
41231120220232
524320041411
62502332450
7465505302
oct155305056
958854143
1028674606
1115205724
12972a126
135c2c92c
143b45d02
1527b62a6
hex1b58a2e

28674606 has 32 divisors (see below), whose sum is σ = 61129728. Its totient is φ = 8946080.

The previous prime is 28674587. The next prime is 28674617. The reversal of 28674606 is 60647682.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4276 + ... + 8696.

It is an arithmetic number, because the mean of its divisors is an integer number (1910304).

Almost surely, 228674606 is an apocalyptic number.

28674606 is an abundant number, since it is smaller than the sum of its proper divisors (32455122).

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

28674606 is a wasteful number, since it uses less digits than its factorization.

28674606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4496.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 28674606 is about 5354.8675053637. The cubic root of 28674606 is about 306.0782618396.

The spelling of 28674606 in words is "twenty-eight million, six hundred seventy-four thousand, six hundred six".

Divisors: 1 2 3 6 23 46 47 69 94 138 141 282 1081 2162 3243 4421 6486 8842 13263 26526 101683 203366 207787 305049 415574 610098 623361 1246722 4779101 9558202 14337303 28674606