43214342 has 4 divisors (see below), whose sum is σ = 64821516. Its totient is φ = 21607170.

The previous prime is 43214333. The next prime is 43214351. The reversal of 43214342 is 24341234.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (43214333) and next prime (43214351).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10803584 + ... + 10803587.

It is an arithmetic number, because the mean of its divisors is an integer number (16205379).

Almost surely, 2^43214342 is an apocalyptic number.

43214342 is a deficient number, since it is larger than the sum of its proper divisors (21607174).

43214342 is a wasteful number, since it uses less digits than its factorization.

43214342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21607173.

The product of its digits is 2304, while the sum is 23.

The square root of 43214342 is about 6573.7616324293. The cubic root of 43214342 is about 350.9209541619.

Adding to 43214342 its reverse (24341234), we get a palindrome (67555576).

The spelling of 43214342 in words is "forty-three million, two hundred fourteen thousand, three hundred forty-two".