2521343000 has 64 divisors (see below), whose sum is σ = 6436329120. Its totient is φ = 916848000.

The previous prime is 2521342987. The next prime is 2521343029. The reversal of 2521343000 is 3431252.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 103607 + ... + 125606.

Almost surely, 2^2521343000 is an apocalyptic number.

2521343000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2521343000 is an abundant number, since it is smaller than the sum of its proper divisors (3914986120).

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

2521343000 is a wasteful number, since it uses less digits than its factorization.

2521343000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229245 (or 229231 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2521343000 is about 50212.9764104858. The cubic root of 2521343000 is about 1361.0601235316.

Adding to 2521343000 its reverse (3431252), we get a palindrome (2524774252).

The spelling of 2521343000 in words is "two billion, five hundred twenty-one million, three hundred forty-three thousand".