6212435140 has 12 divisors (see below), whose sum is σ = 13046113836. Its totient is φ = 2484974048.

The previous prime is 6212435107. The next prime is 6212435167. The reversal of 6212435140 is 415342126.

It can be written as a sum of positive squares in 2 ways, for example, as 2169510084 + 4042925056 = 46578^2 + 63584^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6212435099 and 6212435108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155310859 + ... + 155310898.

It is an arithmetic number, because the mean of its divisors is an integer number (1087176153).

Almost surely, 2^6212435140 is an apocalyptic number.

It is an amenable number.

6212435140 is an abundant number, since it is smaller than the sum of its proper divisors (6833678696).

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

6212435140 is a wasteful number, since it uses less digits than its factorization.

6212435140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310621766 (or 310621764 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 6212435140 is about 78819.0024042426. The cubic root of 6212435140 is about 1838.3179275608.

Adding to 6212435140 its reverse (415342126), we get a palindrome (6627777266).

The spelling of 6212435140 in words is "six billion, two hundred twelve million, four hundred thirty-five thousand, one hundred forty".