4821102 has 48 divisors (see below), whose sum is σ = 12278448. Its totient is φ = 1347840.

The previous prime is 4821101. The next prime is 4821109. The reversal of 4821102 is 2011284.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4821101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1638 + ... + 3510.

It is an arithmetic number, because the mean of its divisors is an integer number (255801).

Almost surely, 2^4821102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4821102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6139224).

4821102 is an abundant number, since it is smaller than the sum of its proper divisors (7457346).

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

4821102 is a wasteful number, since it uses less digits than its factorization.

4821102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1905 (or 1902 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 4821102 is about 2195.7007992894. The cubic root of 4821102 is about 168.9333677543.

Adding to 4821102 its reverse (2011284), we get a palindrome (6832386).

The spelling of 4821102 in words is "four million, eight hundred twenty-one thousand, one hundred two".