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36220 = 2251811
BaseRepresentation
bin1000110101111100
31211200111
420311330
52124340
6435404
7210412
oct106574
954614
1036220
1125238
1218b64
1313642
14d2b2
15aaea
hex8d7c

36220 has 12 divisors (see below), whose sum is σ = 76104. Its totient is φ = 14480.

The previous prime is 36217. The next prime is 36229. The reversal of 36220 is 2263.

It is a self number, because there is not a number n which added to its sum of digits gives 36220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 886 + ... + 925.

It is an arithmetic number, because the mean of its divisors is an integer number (6342).

236220 is an apocalyptic number.

It is an amenable number.

36220 is an abundant number, since it is smaller than the sum of its proper divisors (39884).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38052).

36220 is a wasteful number, since it uses less digits than its factorization.

36220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820 (or 1818 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 36220 is about 190.3155274800. The cubic root of 36220 is about 33.0863974191.

Adding to 36220 its reverse (2263), we get a palindrome (38483).

It can be divided in two parts, 36 and 220, that added together give a 8-th power (256 = 28).

The spelling of 36220 in words is "thirty-six thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 1811 3622 7244 9055 18110 36220