2363220 has 72 divisors (see below), whose sum is σ = 7556640. Its totient is φ = 596160.

The previous prime is 2363219. The next prime is 2363233. The reversal of 2363220 is 223632.

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

It is a junction number, because it is equal to n+sod(n) for n = 2363193 and 2363202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3075 + ... + 3765.

2^2363220 is an apocalyptic number.

2363220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2363220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3778320).

2363220 is an abundant number, since it is smaller than the sum of its proper divisors (5193420).

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

2363220 is a wasteful number, since it uses less digits than its factorization.

2363220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725 (or 720 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2363220 is about 1537.2768130691. The cubic root of 2363220 is about 133.1991288529.

Adding to 2363220 its reverse (223632), we get a palindrome (2586852).

The spelling of 2363220 in words is "two million, three hundred sixty-three thousand, two hundred twenty".