340348742 has 8 divisors (see below), whose sum is σ = 514420632. Its totient is φ = 168875200.

The previous prime is 340348739. The next prime is 340348747. The reversal of 340348742 is 247843043.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340348747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 649259 + ... + 649782.

It is an arithmetic number, because the mean of its divisors is an integer number (64302579).

Almost surely, 2^340348742 is an apocalyptic number.

340348742 is a deficient number, since it is larger than the sum of its proper divisors (174071890).

340348742 is a wasteful number, since it uses less digits than its factorization.

340348742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299174.

The product of its (nonzero) digits is 64512, while the sum is 35.

The square root of 340348742 is about 18448.5430861085. The cubic root of 340348742 is about 698.1917560856.

The spelling of 340348742 in words is "three hundred forty million, three hundred forty-eight thousand, seven hundred forty-two".