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4022 = 22011
BaseRepresentation
bin111110110110
312111222
4332312
5112042
630342
714504
oct7666
95458
104022
113027
1223b2
131aa5
141674
1512d2
hexfb6

4022 has 4 divisors (see below), whose sum is σ = 6036. Its totient is φ = 2010.

The previous prime is 4021. The next prime is 4027. The reversal of 4022 is 2204.

It is a semiprime because it is the product of two primes.

It is a nialpdrome in base 8 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1004 + ... + 1007.

It is an arithmetic number, because the mean of its divisors is an integer number (1509).

4022 is a deficient number, since it is larger than the sum of its proper divisors (2014).

4022 is a wasteful number, since it uses less digits than its factorization.

4022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2013.

The product of its (nonzero) digits is 16, while the sum is 8.

The square root of 4022 is about 63.4192399828. The cubic root of 4022 is about 15.9030596804.

Adding to 4022 its reverse (2204), we get a palindrome (6226).

It can be divided in two parts, 402 and 2, that added together give a palindrome (404).

The spelling of 4022 in words is "four thousand, twenty-two", and thus it is an iban number.

Divisors: 1 2 2011 4022