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344828 = 221117461
BaseRepresentation
bin1010100001011111100
3122112000102
41110023330
542013303
611220232
72634221
oct1241374
9575012
10344828
11216090
12147678
13c0c53
148d948
156c288
hex542fc

344828 has 24 divisors (see below), whose sum is σ = 698544. Its totient is φ = 147200.

The previous prime is 344821. The next prime is 344843. The reversal of 344828 is 828443.

344828 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 344828.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 518 + ... + 978.

It is an arithmetic number, because the mean of its divisors is an integer number (29106).

2344828 is an apocalyptic number.

It is an amenable number.

344828 is an abundant number, since it is smaller than the sum of its proper divisors (353716).

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

344828 is a wasteful number, since it uses less digits than its factorization.

344828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493 (or 491 counting only the distinct ones).

The product of its digits is 6144, while the sum is 29.

The square root of 344828 is about 587.2205718467. The cubic root of 344828 is about 70.1241334811.

The spelling of 344828 in words is "three hundred forty-four thousand, eight hundred twenty-eight".

Divisors: 1 2 4 11 17 22 34 44 68 187 374 461 748 922 1844 5071 7837 10142 15674 20284 31348 86207 172414 344828