2520346000 has 80 divisors (see below), whose sum is σ = 6122608128. Its totient is φ = 1003440000.

The previous prime is 2520345943. The next prime is 2520346009. The reversal of 2520346000 is 6430252.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (2520346009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 443175 + ... + 448825.

Almost surely, 2^2520346000 is an apocalyptic number.

2520346000 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 2520346000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3061304064).

2520346000 is an abundant number, since it is smaller than the sum of its proper divisors (3602262128).

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

2520346000 is a wasteful number, since it uses less digits than its factorization.

2520346000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5897 (or 5881 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2520346000 is about 50203.0477162493. The cubic root of 2520346000 is about 1360.8807011836.

Adding to 2520346000 its reverse (6430252), we get a palindrome (2526776252).

The spelling of 2520346000 in words is "two billion, five hundred twenty million, three hundred forty-six thousand".