612966606 has 32 divisors (see below), whose sum is σ = 1461984768. Its totient is φ = 167518560.

The previous prime is 612966593. The next prime is 612966631. The reversal of 612966606 is 606669216.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 316305 + ... + 318236.

It is an arithmetic number, because the mean of its divisors is an integer number (45687024).

Almost surely, 2^612966606 is an apocalyptic number.

612966606 is an abundant number, since it is smaller than the sum of its proper divisors (849018162).

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

612966606 is a wasteful number, since it uses less digits than its factorization.

612966606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634576.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 612966606 is about 24758.1624116169. The cubic root of 612966606 is about 849.4652257878.

The spelling of 612966606 in words is "six hundred twelve million, nine hundred sixty-six thousand, six hundred six".