43234442 has 4 divisors (see below), whose sum is σ = 64851666. Its totient is φ = 21617220.

The previous prime is 43234441. The next prime is 43234493. The reversal of 43234442 is 24443234.

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

It can be written as a sum of positive squares in only one way, i.e., 37810201 + 5424241 = 6149^2 + 2329^2 .

It is not an unprimeable number, because it can be changed into a prime (43234441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10808609 + ... + 10808612.

Almost surely, 2^43234442 is an apocalyptic number.

43234442 is a deficient number, since it is larger than the sum of its proper divisors (21617224).

43234442 is a wasteful number, since it uses less digits than its factorization.

43234442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21617223.

The product of its digits is 9216, while the sum is 26.

The square root of 43234442 is about 6575.2902597528. The cubic root of 43234442 is about 350.9753529066.

Adding to 43234442 its reverse (24443234), we get a palindrome (67677676).

The spelling of 43234442 in words is "forty-three million, two hundred thirty-four thousand, four hundred forty-two".