340243055 has 8 divisors (see below), whose sum is σ = 414985344. Its totient is φ = 267732000.

The previous prime is 340243031. The next prime is 340243061. The reversal of 340243055 is 550342043.

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

It is not a de Polignac number, because 340243055 - 2¹⁰ = 340242031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557471 + ... + 558080.

It is an arithmetic number, because the mean of its divisors is an integer number (51873168).

Almost surely, 2^340243055 is an apocalyptic number.

340243055 is a deficient number, since it is larger than the sum of its proper divisors (74742289).

340243055 is a wasteful number, since it uses less digits than its factorization.

340243055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115617.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 340243055 is about 18445.6784911805. The cubic root of 340243055 is about 698.1194797973.

Adding to 340243055 its reverse (550342043), we get a palindrome (890585098).

The spelling of 340243055 in words is "three hundred forty million, two hundred forty-three thousand, fifty-five".