43243404 has 24 divisors (see below), whose sum is σ = 105288960. Its totient is φ = 13787664.

The previous prime is 43243399. The next prime is 43243429. The reversal of 43243404 is 40434234.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78064 + ... + 78615.

It is an arithmetic number, because the mean of its divisors is an integer number (4387040).

Almost surely, 2^43243404 is an apocalyptic number.

It is an amenable number.

43243404 is an abundant number, since it is smaller than the sum of its proper divisors (62045556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43243404 is a wasteful number, since it uses less digits than its factorization.

43243404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156709 (or 156707 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 43243404 is about 6575.9717152676. The cubic root of 43243404 is about 350.9996022755. Note that the first 3 decimals are identical.

Adding to 43243404 its reverse (40434234), we get a palindrome (83677638).

The spelling of 43243404 in words is "forty-three million, two hundred forty-three thousand, four hundred four".