340734434 has 8 divisors (see below), whose sum is σ = 541166508. Its totient is φ = 160345600.

The previous prime is 340734421. The next prime is 340734461. The reversal of 340734434 is 434437043.

It can be written as a sum of positive squares in 2 ways, for example, as 328153225 + 12581209 = 18115^2 + 3547^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 340734434.

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, 5010767 + ... + 5010834.

Almost surely, 2^340734434 is an apocalyptic number.

340734434 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

340734434 is a deficient number, since it is larger than the sum of its proper divisors (200432074).

340734434 is a wasteful number, since it uses less digits than its factorization.

340734434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10021620.

The product of its (nonzero) digits is 48384, while the sum is 32.

The square root of 340734434 is about 18458.9933094955. The cubic root of 340734434 is about 698.4553928445.

The spelling of 340734434 in words is "three hundred forty million, seven hundred thirty-four thousand, four hundred thirty-four".