43425424 has 20 divisors (see below), whose sum is σ = 96156544. Its totient is φ = 18610848.

The previous prime is 43425419. The next prime is 43425433. The reversal of 43425424 is 42452434.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 43425392 and 43425401.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193752 + ... + 193975.

Almost surely, 2^43425424 is an apocalyptic number.

It is an amenable number.

43425424 is an abundant number, since it is smaller than the sum of its proper divisors (52731120).

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

43425424 is a wasteful number, since it uses less digits than its factorization.

43425424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387742 (or 387736 counting only the distinct ones).

The product of its digits is 15360, while the sum is 28.

The square root of 43425424 is about 6589.7969619708. The cubic root of 43425424 is about 351.4913883851.

Adding to 43425424 its reverse (42452434), we get a palindrome (85877858).

The spelling of 43425424 in words is "forty-three million, four hundred twenty-five thousand, four hundred twenty-four".