2533043400 has 96 divisors (see below), whose sum is σ = 7883468640. Its totient is φ = 672808960.

The previous prime is 2533043389. The next prime is 2533043411. The reversal of 2533043400 is 43403352.

It is an interprime number because it is at equal distance from previous prime (2533043389) and next prime (2533043411).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145987 + ... + 162413.

It is an arithmetic number, because the mean of its divisors is an integer number (82119465).

Almost surely, 2^2533043400 is an apocalyptic number.

2533043400 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 2533043400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3941734320).

2533043400 is an abundant number, since it is smaller than the sum of its proper divisors (5350425240).

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

2533043400 is a wasteful number, since it uses less digits than its factorization.

2533043400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16703 (or 16694 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 2533043400 is about 50329.3492904488. The cubic root of 2533043400 is about 1363.1622278087.

Adding to 2533043400 its reverse (43403352), we get a palindrome (2576446752).

The spelling of 2533043400 in words is "two billion, five hundred thirty-three million, forty-three thousand, four hundred".