6212306740 has 24 divisors (see below), whose sum is σ = 13057847712. Its totient is φ = 2482636320.

The previous prime is 6212306729. The next prime is 6212306741. The reversal of 6212306740 is 476032126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6212306741) 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, 120534 + ... + 164173.

It is an arithmetic number, because the mean of its divisors is an integer number (544076988).

Almost surely, 2^6212306740 is an apocalyptic number.

It is an amenable number.

6212306740 is an abundant number, since it is smaller than the sum of its proper divisors (6845540972).

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

6212306740 is a wasteful number, since it uses less digits than its factorization.

6212306740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285807 (or 285805 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 6212306740 is about 78818.1878756420. The cubic root of 6212306740 is about 1838.3052625514.

Adding to 6212306740 its reverse (476032126), we get a palindrome (6688338866).

It can be divided in two parts, 621 and 2306740, that added together give a square (2307361 = 1519²).

The spelling of 6212306740 in words is "six billion, two hundred twelve million, three hundred six thousand, seven hundred forty".