2530736 has 40 divisors (see below), whose sum is σ = 5520480. Its totient is φ = 1117248.

The previous prime is 2530733. The next prime is 2530751. The reversal of 2530736 is 6370352.

2530736 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110021 + ... + 110043.

It is an arithmetic number, because the mean of its divisors is an integer number (138012).

2^2530736 is an apocalyptic number.

2530736 is a gapful number since it is divisible by the number (26) 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 2530736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2760240).

2530736 is an abundant number, since it is smaller than the sum of its proper divisors (2989744).

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

2530736 is an equidigital number, since it uses as much as digits as its factorization.

2530736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90 (or 38 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 2530736 is about 1590.8287148527. The cubic root of 2530736 is about 136.2748191467.

2530736 divided by its sum of digits (26) gives a cube (97336 = 46³).

The spelling of 2530736 in words is "two million, five hundred thirty thousand, seven hundred thirty-six".