340243201 has 4 divisors (see below), whose sum is σ = 343423152. Its totient is φ = 337063252.

The previous prime is 340243193. The next prime is 340243217. The reversal of 340243201 is 102342043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102342043 = 571 ⋅179233.

It is a cyclic number.

It is not a de Polignac number, because 340243201 - 2³ = 340243193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340243901) 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, 1589815 + ... + 1590028.

It is an arithmetic number, because the mean of its divisors is an integer number (85855788).

Almost surely, 2^340243201 is an apocalyptic number.

It is an amenable number.

340243201 is a deficient number, since it is larger than the sum of its proper divisors (3179951).

340243201 is a wasteful number, since it uses less digits than its factorization.

340243201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3179950.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 340243201 is about 18445.6824487466. The cubic root of 340243201 is about 698.1195796529.

Adding to 340243201 its reverse (102342043), we get a palindrome (442585244).

The spelling of 340243201 in words is "three hundred forty million, two hundred forty-three thousand, two hundred one".