612424216 has 16 divisors (see below), whose sum is σ = 1176303240. Its totient is φ = 298743360.

The previous prime is 612424213. The next prime is 612424223.

612424216 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612424213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 933246 + ... + 933901.

Almost surely, 2^612424216 is an apocalyptic number.

It is an amenable number.

612424216 is a deficient number, since it is larger than the sum of its proper divisors (563879024).

612424216 is a wasteful number, since it uses less digits than its factorization.

612424216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1867194 (or 1867190 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 612424216 is about 24747.2062261581. The cubic root of 612424216 is about 849.2145990797.

The spelling of 612424216 in words is "six hundred twelve million, four hundred twenty-four thousand, two hundred sixteen".