340445554 has 8 divisors (see below), whose sum is σ = 511001820. Its totient is φ = 170111616.

The previous prime is 340445543. The next prime is 340445561. The reversal of 340445554 is 455544043.

It can be written as a sum of positive squares in 2 ways, for example, as 340218025 + 227529 = 18445^2 + 477^2 .

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

It is an unprimeable number.

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, 51699 + ... + 57910.

Almost surely, 2^340445554 is an apocalyptic number.

340445554 is a deficient number, since it is larger than the sum of its proper divisors (170556266).

340445554 is a wasteful number, since it uses less digits than its factorization.

340445554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111164.

The product of its (nonzero) digits is 96000, while the sum is 34.

The square root of 340445554 is about 18451.1667381767. The cubic root of 340445554 is about 698.2579498882.

Adding to 340445554 its reverse (455544043), we get a palindrome (795989597).

The spelling of 340445554 in words is "three hundred forty million, four hundred forty-five thousand, five hundred fifty-four".