612052004 has 12 divisors (see below), whose sum is σ = 1080918300. Its totient is φ = 303218208.

The previous prime is 612051991. The next prime is 612052019. The reversal of 612052004 is 400250216.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 166926400 + 445125604 = 12920^2 + 21098^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 701459 + ... + 702330.

It is an arithmetic number, because the mean of its divisors is an integer number (90076525).

Almost surely, 2^612052004 is an apocalyptic number.

It is an amenable number.

612052004 is a deficient number, since it is larger than the sum of its proper divisors (468866296).

612052004 is a wasteful number, since it uses less digits than its factorization.

612052004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1403902 (or 1403900 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 612052004 is about 24739.6847999323. The cubic root of 612052004 is about 849.0425223210.

The spelling of 612052004 in words is "six hundred twelve million, fifty-two thousand, four".