6212002540 has 24 divisors (see below), whose sum is σ = 13123327392. Its totient is φ = 2469920640.

The previous prime is 6212002529. The next prime is 6212002547. The reversal of 6212002540 is 452002126.

It is not an unprimeable number, because it can be changed into a prime (6212002547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926601 + ... + 933280.

It is an arithmetic number, because the mean of its divisors is an integer number (546805308).

Almost surely, 2^6212002540 is an apocalyptic number.

It is an amenable number.

6212002540 is an abundant number, since it is smaller than the sum of its proper divisors (6911324852).

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

6212002540 is a wasteful number, since it uses less digits than its factorization.

6212002540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1860057 (or 1860055 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 6212002540 is about 78816.2580943805. The cubic root of 6212002540 is about 1838.2752564355.

Adding to 6212002540 its reverse (452002126), we get a palindrome (6664004666).

The spelling of 6212002540 in words is "six billion, two hundred twelve million, two thousand, five hundred forty".