6213145730 has 96 divisors (see below), whose sum is σ = 13154192640. Its totient is φ = 2094243840.

The previous prime is 6213145721. The next prime is 6213145739. The reversal of 6213145730 is 375413126.

It is an interprime number because it is at equal distance from previous prime (6213145721) and next prime (6213145739).

It is not an unprimeable number, because it can be changed into a prime (6213145739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1864706 + ... + 1868034.

It is an arithmetic number, because the mean of its divisors is an integer number (137022840).

Almost surely, 2^6213145730 is an apocalyptic number.

6213145730 is an abundant number, since it is smaller than the sum of its proper divisors (6941046910).

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

6213145730 is a wasteful number, since it uses less digits than its factorization.

6213145730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3432 (or 3413 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 6213145730 is about 78823.5100081188. The cubic root of 6213145730 is about 1838.3880149744.

Adding to 6213145730 its reverse (375413126), we get a palindrome (6588558856).

The spelling of 6213145730 in words is "six billion, two hundred thirteen million, one hundred forty-five thousand, seven hundred thirty".