43425242 has 32 divisors (see below), whose sum is σ = 82259712. Its totient is φ = 16752384.

The previous prime is 43425211. The next prime is 43425247. The reversal of 43425242 is 24252434.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (43425247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1508 + ... + 9440.

It is an arithmetic number, because the mean of its divisors is an integer number (2570616).

Almost surely, 2^43425242 is an apocalyptic number.

43425242 is a deficient number, since it is larger than the sum of its proper divisors (38834470).

43425242 is a wasteful number, since it uses less digits than its factorization.

43425242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7982.

The product of its digits is 7680, while the sum is 26.

The square root of 43425242 is about 6589.7831527297. The cubic root of 43425242 is about 351.4908973400.

Adding to 43425242 its reverse (24252434), we get a palindrome (67677676).

The spelling of 43425242 in words is "forty-three million, four hundred twenty-five thousand, two hundred forty-two".