4612273812 has 120 divisors (see below), whose sum is σ = 12734922816. Its totient is φ = 1452667392.

The previous prime is 4612273811. The next prime is 4612273817. The reversal of 4612273812 is 2183722164.

It is a happy number.

4612273812 is a `hidden beast` number, since 4 + 612 + 2 + 7 + 38 + 1 + 2 = 666.

It is a super-2 number, since 2×4612273812² = 42546139433722022688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4612273811) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 614788 + ... + 622244.

Almost surely, 2^4612273812 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4612273812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6367461408).

4612273812 is an abundant number, since it is smaller than the sum of its proper divisors (8122649004).

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

4612273812 is a wasteful number, since it uses less digits than its factorization.

4612273812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7579 (or 7568 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 4612273812 is about 67913.7232965474. The cubic root of 4612273812 is about 1664.5813605383.

Adding to 4612273812 its reverse (2183722164), we get a palindrome (6795995976).

The spelling of 4612273812 in words is "four billion, six hundred twelve million, two hundred seventy-three thousand, eight hundred twelve".