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4402 = 23171
BaseRepresentation
bin1000100110010
320001001
41010302
5120102
632214
715556
oct10462
96031
104402
113342
12266a
132008
141866
151487
hex1132

4402 has 8 divisors (see below), whose sum is σ = 6912. Its totient is φ = 2100.

The previous prime is 4397. The next prime is 4409. The reversal of 4402 is 2044.

Adding to 4402 its reverse (2044), we get a palindrome (6446).

It can be divided in two parts, 4 and 402, that added together give a triangular number (406 = T28).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 7 and base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4409) by changing a digit.

4402 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27 + ... + 97.

It is an arithmetic number, because the mean of its divisors is an integer number (864).

4402 is a deficient number, since it is larger than the sum of its proper divisors (2510).

4402 is a wasteful number, since it uses less digits than its factorization.

4402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104.

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 4402 is about 66.3475696616. The cubic root of 4402 is about 16.3889078277.

The spelling of 4402 in words is "four thousand, four hundred two", and thus it is an iban number.

Divisors: 1 2 31 62 71 142 2201 4402