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284198 = 2142099
BaseRepresentation
bin1000101011000100110
3112102211212
41011120212
533043243
610031422
72262365
oct1053046
9472755
10284198
11184582
12118572
139c485
14757dc
1559318
hex45626

284198 has 4 divisors (see below), whose sum is σ = 426300. Its totient is φ = 142098.

The previous prime is 284191. The next prime is 284201. The reversal of 284198 is 891482.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 891482 = 2445741.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 284198.

It is not an unprimeable number, because it can be changed into a prime (284191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71048 + ... + 71051.

It is an arithmetic number, because the mean of its divisors is an integer number (106575).

2284198 is an apocalyptic number.

284198 is a deficient number, since it is larger than the sum of its proper divisors (142102).

284198 is a wasteful number, since it uses less digits than its factorization.

284198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142101.

The product of its digits is 4608, while the sum is 32.

The square root of 284198 is about 533.1022416010. The cubic root of 284198 is about 65.7466565693.

The spelling of 284198 in words is "two hundred eighty-four thousand, one hundred ninety-eight".

Divisors: 1 2 142099 284198