43424838 has 12 divisors (see below), whose sum is σ = 94087188. Its totient is φ = 14474940.

The previous prime is 43424833. The next prime is 43424839. The reversal of 43424838 is 83842434.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43424833) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1206228 + ... + 1206263.

It is an arithmetic number, because the mean of its divisors is an integer number (7840599).

Almost surely, 2^43424838 is an apocalyptic number.

43424838 is an abundant number, since it is smaller than the sum of its proper divisors (50662350).

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

43424838 is a wasteful number, since it uses less digits than its factorization.

43424838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412499 (or 2412496 counting only the distinct ones).

The product of its digits is 73728, while the sum is 36.

The square root of 43424838 is about 6589.7524991459. The cubic root of 43424838 is about 351.4898073229.

It can be divided in two parts, 4342 and 4838, that added together give a triangular number (9180 = T₁₃₅).

The spelling of 43424838 in words is "forty-three million, four hundred twenty-four thousand, eight hundred thirty-eight".