340212342 has 16 divisors (see below), whose sum is σ = 697020912. Its totient is φ = 110638080.

The previous prime is 340212337. The next prime is 340212359. The reversal of 340212342 is 243212043.

It is a congruent number.

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, 691243 + ... + 691734.

It is an arithmetic number, because the mean of its divisors is an integer number (43563807).

Almost surely, 2^340212342 is an apocalyptic number.

340212342 is an abundant number, since it is smaller than the sum of its proper divisors (356808570).

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

340212342 is a wasteful number, since it uses less digits than its factorization.

340212342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383023.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 340212342 is about 18444.8459467679. The cubic root of 340212342 is about 698.0984732566.

Adding to 340212342 its reverse (243212043), we get a palindrome (583424385).

It can be divided in two parts, 34021 and 2342, that added together give a palindrome (36363).

The spelling of 340212342 in words is "three hundred forty million, two hundred twelve thousand, three hundred forty-two".