2663020 has 24 divisors (see below), whose sum is σ = 5713344. Its totient is φ = 1042176.

The previous prime is 2662981. The next prime is 2663027. The reversal of 2663020 is 203662.

It is not an unprimeable number, because it can be changed into a prime (2663027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 477 + ... + 2356.

It is an arithmetic number, because the mean of its divisors is an integer number (238056).

2^2663020 is an apocalyptic number.

2663020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2663020 is an abundant number, since it is smaller than the sum of its proper divisors (3050324).

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

2663020 is a wasteful number, since it uses less digits than its factorization.

2663020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2889 (or 2887 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2663020 is about 1631.8762207962. The cubic root of 2663020 is about 138.6090145982.

Adding to 2663020 its reverse (203662), we get a palindrome (2866682).

The spelling of 2663020 in words is "two million, six hundred sixty-three thousand, twenty".