43970222 has 8 divisors (see below), whose sum is σ = 67073400. Its totient is φ = 21612424.

The previous prime is 43970219. The next prime is 43970233. The reversal of 43970222 is 22207934.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186197 + ... + 186432.

It is an arithmetic number, because the mean of its divisors is an integer number (8384175).

Almost surely, 2^43970222 is an apocalyptic number.

43970222 is a deficient number, since it is larger than the sum of its proper divisors (23103178).

43970222 is a wasteful number, since it uses less digits than its factorization.

43970222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372690.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 43970222 is about 6631.0045996063. The cubic root of 43970222 is about 352.9551741104.

The spelling of 43970222 in words is "forty-three million, nine hundred seventy thousand, two hundred twenty-two".