612270730 has 16 divisors (see below), whose sum is σ = 1120767840. Its totient is φ = 240757072.

The previous prime is 612270719. The next prime is 612270731. The reversal of 612270730 is 37072216.

It is not an unprimeable number, because it can be changed into a prime (612270731) 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 7 ways as a sum of consecutive naturals, for example, 518284 + ... + 519463.

It is an arithmetic number, because the mean of its divisors is an integer number (70047990).

Almost surely, 2^612270730 is an apocalyptic number.

612270730 is a deficient number, since it is larger than the sum of its proper divisors (508497110).

612270730 is a wasteful number, since it uses less digits than its factorization.

612270730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037813.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 612270730 is about 24744.1049545139. The cubic root of 612270730 is about 849.1436496523.

The spelling of 612270730 in words is "six hundred twelve million, two hundred seventy thousand, seven hundred thirty".