612032223 has 16 divisors (see below), whose sum is σ = 892198656. Its totient is φ = 370107840.

The previous prime is 612032209. The next prime is 612032243. The reversal of 612032223 is 322230216.

It is not a de Polignac number, because 612032223 - 2⁶ = 612032159 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 612032223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612032243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5211 + ... + 35372.

It is an arithmetic number, because the mean of its divisors is an integer number (55762416).

Almost surely, 2^612032223 is an apocalyptic number.

612032223 is a deficient number, since it is larger than the sum of its proper divisors (280166433).

612032223 is a wasteful number, since it uses less digits than its factorization.

612032223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41054.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 612032223 is about 24739.2850139207. The cubic root of 612032223 is about 849.0333754452.

Adding to 612032223 its reverse (322230216), we get a palindrome (934262439).

The spelling of 612032223 in words is "six hundred twelve million, thirty-two thousand, two hundred twenty-three".