43219942 has 8 divisors (see below), whose sum is σ = 65718216. Its totient is φ = 21313872.

The previous prime is 43219937. The next prime is 43219987. The reversal of 43219942 is 24991234.

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

It is a junction number, because it is equal to n+sod(n) for n = 43219898 and 43219907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147868 + ... + 148159.

It is an arithmetic number, because the mean of its divisors is an integer number (8214777).

Almost surely, 2^43219942 is an apocalyptic number.

43219942 is a deficient number, since it is larger than the sum of its proper divisors (22498274).

43219942 is a wasteful number, since it uses less digits than its factorization.

43219942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296102.

The product of its digits is 15552, while the sum is 34.

The square root of 43219942 is about 6574.1875543675. The cubic root of 43219942 is about 350.9361117259.

The spelling of 43219942 in words is "forty-three million, two hundred nineteen thousand, nine hundred forty-two".