340422433 has 16 divisors (see below), whose sum is σ = 393510096. Its totient is φ = 291686400.

The previous prime is 340422427. The next prime is 340422437. The reversal of 340422433 is 334224043.

It can be written as a sum of positive squares in 8 ways, for example, as 8162449 + 332259984 = 2857^2 + 18228^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340422433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340422398 and 340422407.

It is not an unprimeable number, because it can be changed into a prime (340422437) 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 15 ways as a sum of consecutive naturals, for example, 5583 + ... + 26683.

It is an arithmetic number, because the mean of its divisors is an integer number (24594381).

Almost surely, 2^340422433 is an apocalyptic number.

It is an amenable number.

340422433 is a deficient number, since it is larger than the sum of its proper divisors (53087663).

340422433 is a wasteful number, since it uses less digits than its factorization.

340422433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21204.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 340422433 is about 18450.5401817941. The cubic root of 340422433 is about 698.2421423801.

Adding to 340422433 its reverse (334224043), we get a palindrome (674646476).

The spelling of 340422433 in words is "three hundred forty million, four hundred twenty-two thousand, four hundred thirty-three".