612252012 has 12 divisors (see below), whose sum is σ = 1428588056. Its totient is φ = 204084000.

The previous prime is 612251989. The next prime is 612252023. The reversal of 612252012 is 210252216.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 612252012.

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, 25510489 + ... + 25510512.

Almost surely, 2^612252012 is an apocalyptic number.

It is an amenable number.

612252012 is an abundant number, since it is smaller than the sum of its proper divisors (816336044).

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

612252012 is a wasteful number, since it uses less digits than its factorization.

612252012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51021008 (or 51021006 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 612252012 is about 24743.7267201204. The cubic root of 612252012 is about 849.1349963818.

The spelling of 612252012 in words is "six hundred twelve million, two hundred fifty-two thousand, twelve".