43242435 has 24 divisors (see below), whose sum is σ = 76371984. Its totient is φ = 22626240.

The previous prime is 43242383. The next prime is 43242439. The reversal of 43242435 is 53424234.

It is not a de Polignac number, because 43242435 - 2⁹ = 43241923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43242399 and 43242408.

It is not an unprimeable number, because it can be changed into a prime (43242439) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6681 + ... + 11450.

It is an arithmetic number, because the mean of its divisors is an integer number (3182166).

Almost surely, 2^43242435 is an apocalyptic number.

43242435 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

43242435 is a deficient number, since it is larger than the sum of its proper divisors (33129549).

43242435 is a wasteful number, since it uses less digits than its factorization.

43242435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18195 (or 18192 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 43242435 is about 6575.8980375307. The cubic root of 43242435 is about 350.9969805180.

Adding to 43242435 its reverse (53424234), we get a palindrome (96666669).

The spelling of 43242435 in words is "forty-three million, two hundred forty-two thousand, four hundred thirty-five".