342213612 has 24 divisors (see below), whose sum is σ = 859921776. Its totient is φ = 105296448.

The previous prime is 342213589. The next prime is 342213637. The reversal of 342213612 is 216312243.

It is a super-2 number, since 2×342213612² = 234220312476173088, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1096683 + ... + 1096994.

It is an arithmetic number, because the mean of its divisors is an integer number (35830074).

Almost surely, 2^342213612 is an apocalyptic number.

It is an amenable number.

342213612 is an abundant number, since it is smaller than the sum of its proper divisors (517708164).

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

342213612 is a wasteful number, since it uses less digits than its factorization.

342213612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2193697 (or 2193695 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 342213612 is about 18499.0165143988. The cubic root of 342213612 is about 699.4646328270.

Adding to 342213612 its reverse (216312243), we get a palindrome (558525855).

The spelling of 342213612 in words is "three hundred forty-two million, two hundred thirteen thousand, six hundred twelve".