2603040 has 192 divisors, whose sum is σ = 9797760. Its totient is φ = 573440.

The previous prime is 2603033. The next prime is 2603047. The reversal of 2603040 is 403062.

It is an interprime number because it is at equal distance from previous prime (2603033) and next prime (2603047).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2603047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89746 + ... + 89774.

It is an arithmetic number, because the mean of its divisors is an integer number (51030).

2^2603040 is an apocalyptic number.

2603040 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 2603040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4898880).

2603040 is an abundant number, since it is smaller than the sum of its proper divisors (7194720).

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

2603040 is a wasteful number, since it uses less digits than its factorization.

2603040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2603040 is about 1613.3939382556. The cubic root of 2603040 is about 137.5604582613.

The spelling of 2603040 in words is "two million, six hundred three thousand, forty".