2403020 has 24 divisors (see below), whose sum is σ = 5143824. Its totient is φ = 942656.

The previous prime is 2403019. The next prime is 2403029. The reversal of 2403020 is 203042.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 2402992 and 2403010.

It is not an unprimeable number, because it can be changed into a prime (2403029) 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, 74 + ... + 2193.

It is an arithmetic number, because the mean of its divisors is an integer number (214326).

2^2403020 is an apocalyptic number.

2403020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2403020 is an abundant number, since it is smaller than the sum of its proper divisors (2740804).

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

2403020 is a wasteful number, since it uses less digits than its factorization.

2403020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329 (or 2327 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 2403020 is about 1550.1677328599. The cubic root of 2403020 is about 133.9427244641.

Adding to 2403020 its reverse (203042), we get a palindrome (2606062).

The spelling of 2403020 in words is "two million, four hundred three thousand, twenty".