340424342 has 16 divisors (see below), whose sum is σ = 513993600. Its totient is φ = 169097280.

The previous prime is 340424341. The next prime is 340424393. The reversal of 340424342 is 243424043.

It is a super-2 number, since 2×340424342² = 231777465252265928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340424341) 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, 257042 + ... + 258362.

It is an arithmetic number, because the mean of its divisors is an integer number (32124600).

Almost surely, 2^340424342 is an apocalyptic number.

340424342 is a deficient number, since it is larger than the sum of its proper divisors (173569258).

340424342 is a wasteful number, since it uses less digits than its factorization.

340424342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 340424342 is about 18450.5919146243. The cubic root of 340424342 is about 698.2434475641.

Adding to 340424342 its reverse (243424043), we get a palindrome (583848385).

The spelling of 340424342 in words is "three hundred forty million, four hundred twenty-four thousand, three hundred forty-two".