612663272 has 32 divisors (see below), whose sum is σ = 1309883400. Its totient is φ = 266133504.

The previous prime is 612663263. The next prime is 612663277. The reversal of 612663272 is 272366216.

612663272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 510127396 + 102535876 = 22586^2 + 10126^2 .

It is not an unprimeable number, because it can be changed into a prime (612663277) 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, 171497 + ... + 175032.

Almost surely, 2^612663272 is an apocalyptic number.

It is an amenable number.

612663272 is an abundant number, since it is smaller than the sum of its proper divisors (697220128).

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

612663272 is a wasteful number, since it uses less digits than its factorization.

612663272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346565 (or 346561 counting only the distinct ones).

The product of its digits is 36288, while the sum is 35.

The square root of 612663272 is about 24752.0357142599. The cubic root of 612663272 is about 849.3250799256.

The spelling of 612663272 in words is "six hundred twelve million, six hundred sixty-three thousand, two hundred seventy-two".