612230022 has 16 divisors (see below), whose sum is σ = 1360511280. Its totient is φ = 204076656.

The previous prime is 612229979. The next prime is 612230029. The reversal of 612230022 is 220032216.

612230022 is a `hidden beast` number, since 612 + 2 + 30 + 0 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 612229977 and 612230004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612230029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5668743 + ... + 5668850.

It is an arithmetic number, because the mean of its divisors is an integer number (85031955).

Almost surely, 2^612230022 is an apocalyptic number.

612230022 is an abundant number, since it is smaller than the sum of its proper divisors (748281258).

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

612230022 is a wasteful number, since it uses less digits than its factorization.

612230022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11337604 (or 11337598 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 612230022 is about 24743.2823610773. The cubic root of 612230022 is about 849.1248302510.

Adding to 612230022 its reverse (220032216), we get a palindrome (832262238).

The spelling of 612230022 in words is "six hundred twelve million, two hundred thirty thousand, twenty-two".