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290334 = 23115383
BaseRepresentation
bin1000110111000011110
3112202021010
41012320132
533242314
610120050
72316312
oct1067036
9482233
10290334
11189150
12120026
13a21c5
1477b42
155b059
hex46e1e

290334 has 32 divisors (see below), whose sum is σ = 653184. Its totient is φ = 85280.

The previous prime is 290327. The next prime is 290347. The reversal of 290334 is 433092.

290334 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 290334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3457 + ... + 3539.

It is an arithmetic number, because the mean of its divisors is an integer number (20412).

2290334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 290334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326592).

290334 is an abundant number, since it is smaller than the sum of its proper divisors (362850).

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

290334 is a wasteful number, since it uses less digits than its factorization.

290334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 290334 is about 538.8265026889. The cubic root of 290334 is about 66.2164610112.

The spelling of 290334 in words is "two hundred ninety thousand, three hundred thirty-four".

Divisors: 1 2 3 6 11 22 33 53 66 83 106 159 166 249 318 498 583 913 1166 1749 1826 2739 3498 4399 5478 8798 13197 26394 48389 96778 145167 290334