843400014 has 16 divisors (see below), whose sum is σ = 1698936960. Its totient is φ = 279110520.

The previous prime is 843400013. The next prime is 843400027. The reversal of 843400014 is 410004348.

It is a super-2 number, since 2×843400014² = 1422647167230400392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (843400013) 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, 504802 + ... + 506469.

It is an arithmetic number, because the mean of its divisors is an integer number (106183560).

Almost surely, 2^843400014 is an apocalyptic number.

843400014 is an abundant number, since it is smaller than the sum of its proper divisors (855536946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

843400014 is a wasteful number, since it uses less digits than its factorization.

843400014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011415.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 843400014 is about 29041.3500719233. The cubic root of 843400014 is about 944.8101160992.

The spelling of 843400014 in words is "eight hundred forty-three million, four hundred thousand, fourteen".