43047994 has 16 divisors (see below), whose sum is σ = 70620480. Its totient is φ = 19517760.

The previous prime is 43047989. The next prime is 43048021. The reversal of 43047994 is 49974034.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7267 + ... + 11785.

It is an arithmetic number, because the mean of its divisors is an integer number (4413780).

Almost surely, 2^43047994 is an apocalyptic number.

43047994 is a deficient number, since it is larger than the sum of its proper divisors (27572486).

43047994 is a wasteful number, since it uses less digits than its factorization.

43047994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4965.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 43047994 is about 6561.0970119333. The cubic root of 43047994 is about 350.4701002779.

The spelling of 43047994 in words is "forty-three million, forty-seven thousand, nine hundred ninety-four".