Search a number
290796 = 223112203
BaseRepresentation
bin1000110111111101100
3112202220020
41012333230
533301141
610122140
72320542
oct1067754
9482806
10290796
11189530
12120350
13a248c
1477d92
155b266
hex46fec

290796 has 24 divisors (see below), whose sum is σ = 740544. Its totient is φ = 88080.

The previous prime is 290791. The next prime is 290803. The reversal of 290796 is 697092.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (290791) by changing a digit.

290796 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 970 + ... + 1233.

It is an arithmetic number, because the mean of its divisors is an integer number (30856).

2290796 is an apocalyptic number.

It is an amenable number.

290796 is an abundant number, since it is smaller than the sum of its proper divisors (449748).

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

290796 is a wasteful number, since it uses less digits than its factorization.

290796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221 (or 2219 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 290796 is about 539.2550417010. The cubic root of 290796 is about 66.2515651701.

It can be divided in two parts, 2907 and 96, that added together give a palindrome (3003).

The spelling of 290796 in words is "two hundred ninety thousand, seven hundred ninety-six".