2493538530 has 128 divisors (see below), whose sum is σ = 7224145920. Its totient is φ = 538099200.

The previous prime is 2493538513. The next prime is 2493538547. The reversal of 2493538530 is 358353942.

It is an interprime number because it is at equal distance from previous prime (2493538513) and next prime (2493538547).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 1383630 + ... + 1385430.

It is an arithmetic number, because the mean of its divisors is an integer number (56438640).

Almost surely, 2^2493538530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2493538530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3612072960).

2493538530 is an abundant number, since it is smaller than the sum of its proper divisors (4730607390).

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

2493538530 is a wasteful number, since it uses less digits than its factorization.

2493538530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2184.

The product of its (nonzero) digits is 388800, while the sum is 42.

The square root of 2493538530 is about 49935.3434953641. The cubic root of 2493538530 is about 1356.0385242838.

The spelling of 2493538530 in words is "two billion, four hundred ninety-three million, five hundred thirty-eight thousand, five hundred thirty".