342223812 has 96 divisors (see below), whose sum is σ = 1023545600. Its totient is φ = 96857856.

The previous prime is 342223807. The next prime is 342223853. The reversal of 342223812 is 218322243.

342223812 is a `hidden beast` number, since 3 + 422 + 238 + 1 + 2 = 666.

It is a super-2 number, since 2×342223812² = 234234274999622688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80328 + ... + 84480.

Almost surely, 2^342223812 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 342223812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (511772800).

342223812 is an abundant number, since it is smaller than the sum of its proper divisors (681321788).

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

342223812 is a wasteful number, since it uses less digits than its factorization.

342223812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4282 (or 4274 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 342223812 is about 18499.2922026763. The cubic root of 342223812 is about 699.4715821593.

The spelling of 342223812 in words is "three hundred forty-two million, two hundred twenty-three thousand, eight hundred twelve".