340273351 has 4 divisors (see below), whose sum is σ = 371207304. Its totient is φ = 309339400.

The previous prime is 340273301. The next prime is 340273363. The reversal of 340273351 is 153372043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 340273351 - 2⁹ = 340272839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340273301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15466960 + ... + 15466981.

It is an arithmetic number, because the mean of its divisors is an integer number (92801826).

Almost surely, 2^340273351 is an apocalyptic number.

340273351 is a deficient number, since it is larger than the sum of its proper divisors (30933953).

340273351 is a wasteful number, since it uses less digits than its factorization.

340273351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30933952.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 340273351 is about 18446.4996950641. The cubic root of 340273351 is about 698.1401998872.

The spelling of 340273351 in words is "three hundred forty million, two hundred seventy-three thousand, three hundred fifty-one".