340073434 has 8 divisors (see below), whose sum is σ = 522551988. Its totient is φ = 165889440.

The previous prime is 340073431. The next prime is 340073443. The reversal of 340073434 is 434370043.

340073434 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 338744025 + 1329409 = 18405^2 + 1153^2 .

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

It is not an unprimeable number, because it can be changed into a prime (340073431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2073537 + ... + 2073700.

Almost surely, 2^340073434 is an apocalyptic number.

340073434 is a deficient number, since it is larger than the sum of its proper divisors (182478554).

340073434 is a wasteful number, since it uses less digits than its factorization.

340073434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4147280.

The product of its (nonzero) digits is 12096, while the sum is 28.

The square root of 340073434 is about 18441.0800659831. The cubic root of 340073434 is about 698.0034495989.

The spelling of 340073434 in words is "three hundred forty million, seventy-three thousand, four hundred thirty-four".