943434894 has 32 divisors (see below), whose sum is σ = 1915056000. Its totient is φ = 309813984.

The previous prime is 943434893. The next prime is 943434971. The reversal of 943434894 is 498434349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (943434893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113037 + ... + 121095.

It is an arithmetic number, because the mean of its divisors is an integer number (59845500).

Almost surely, 2^943434894 is an apocalyptic number.

943434894 is an abundant number, since it is smaller than the sum of its proper divisors (971621106).

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

943434894 is a wasteful number, since it uses less digits than its factorization.

943434894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8352.

The product of its digits is 1492992, while the sum is 48.

The square root of 943434894 is about 30715.3852979252. The cubic root of 943434894 is about 980.7778407340. Note that the first 3 decimals are identical.

The spelling of 943434894 in words is "nine hundred forty-three million, four hundred thirty-four thousand, eight hundred ninety-four".