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214872 = 23371279
BaseRepresentation
bin110100011101011000
3101220202020
4310131120
523333442
64334440
71553310
oct643530
9356666
10214872
11137489
12a4420
1376a58
1458440
15439ec
hex34758

214872 has 32 divisors (see below), whose sum is σ = 614400. Its totient is φ = 61344.

The previous prime is 214867. The next prime is 214883. The reversal of 214872 is 278412.

214872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a plaindrome in base 9.

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472 + ... + 807.

It is an arithmetic number, because the mean of its divisors is an integer number (19200).

2214872 is an apocalyptic number.

It is an amenable number.

214872 is an abundant number, since it is smaller than the sum of its proper divisors (399528).

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

214872 is a wasteful number, since it uses less digits than its factorization.

214872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295 (or 1291 counting only the distinct ones).

The product of its digits is 896, while the sum is 24.

The square root of 214872 is about 463.5428782756. The cubic root of 214872 is about 59.8953732155.

The spelling of 214872 in words is "two hundred fourteen thousand, eight hundred seventy-two".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 1279 2558 3837 5116 7674 8953 10232 15348 17906 26859 30696 35812 53718 71624 107436 214872