340234424 has 16 divisors (see below), whose sum is σ = 658518720. Its totient is φ = 164629440.

The previous prime is 340234403. The next prime is 340234439. The reversal of 340234424 is 424432043.

It is a super-2 number, since 2×340234424² = 231518926549223552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340234393 and 340234402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 685709 + ... + 686204.

It is an arithmetic number, because the mean of its divisors is an integer number (41157420).

Almost surely, 2^340234424 is an apocalyptic number.

It is an amenable number.

340234424 is a deficient number, since it is larger than the sum of its proper divisors (318284296).

340234424 is a wasteful number, since it uses less digits than its factorization.

340234424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371950 (or 1371946 counting only the distinct ones).

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

The square root of 340234424 is about 18445.4445324584. Note that the first 3 decimals coincide. The cubic root of 340234424 is about 698.1135766446.

Adding to 340234424 its reverse (424432043), we get a palindrome (764666467).

The spelling of 340234424 in words is "three hundred forty million, two hundred thirty-four thousand, four hundred twenty-four".