340981898 has 16 divisors (see below), whose sum is σ = 523514880. Its totient is φ = 166493136.

The previous prime is 340981897. The next prime is 340981909. The reversal of 340981898 is 898189043.

It is not an unprimeable number, because it can be changed into a prime (340981891) 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 7 ways as a sum of consecutive naturals, for example, 41240 + ... + 48812.

It is an arithmetic number, because the mean of its divisors is an integer number (32719680).

Almost surely, 2^340981898 is an apocalyptic number.

340981898 is a deficient number, since it is larger than the sum of its proper divisors (182532982).

340981898 is a wasteful number, since it uses less digits than its factorization.

340981898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8101.

The product of its (nonzero) digits is 497664, while the sum is 50.

The square root of 340981898 is about 18465.6951669846. The cubic root of 340981898 is about 698.6244401746.

The spelling of 340981898 in words is "three hundred forty million, nine hundred eighty-one thousand, eight hundred ninety-eight".