612032222 has 8 divisors (see below), whose sum is σ = 918540000. Its totient is φ = 305852224.

The previous prime is 612032209. The next prime is 612032243. The reversal of 612032222 is 222230216.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 612032194 and 612032203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77222 + ... + 84777.

It is an arithmetic number, because the mean of its divisors is an integer number (114817500).

Almost surely, 2^612032222 is an apocalyptic number.

612032222 is a deficient number, since it is larger than the sum of its proper divisors (306507778).

612032222 is a wasteful number, since it uses less digits than its factorization.

612032222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163890.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 612032222 is about 24739.2849937099. The cubic root of 612032222 is about 849.0333749828.

Adding to 612032222 its reverse (222230216), we get a palindrome (834262438).

The spelling of 612032222 in words is "six hundred twelve million, thirty-two thousand, two hundred twenty-two".