43223494 has 8 divisors (see below), whose sum is σ = 64875888. Its totient is φ = 21598200.

The previous prime is 43223489. The next prime is 43223497. The reversal of 43223494 is 49432234.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43223497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2157 + ... + 9544.

It is an arithmetic number, because the mean of its divisors is an integer number (8109486).

Almost surely, 2^43223494 is an apocalyptic number.

43223494 is a deficient number, since it is larger than the sum of its proper divisors (21652394).

43223494 is a wasteful number, since it uses less digits than its factorization.

43223494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13550.

The product of its digits is 20736, while the sum is 31.

The square root of 43223494 is about 6574.4576962667. The cubic root of 43223494 is about 350.9457252736.

The spelling of 43223494 in words is "forty-three million, two hundred twenty-three thousand, four hundred ninety-four".