43009028 has 24 divisors (see below), whose sum is σ = 78242304. Its totient is φ = 20664000.

The previous prime is 43008967. The next prime is 43009037. The reversal of 43009028 is 82090034.

It is a junction number, because it is equal to n+sod(n) for n = 43008988 and 43009006.

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, 17576 + ... + 19872.

It is an arithmetic number, because the mean of its divisors is an integer number (3260096).

Almost surely, 2^43009028 is an apocalyptic number.

It is an amenable number.

43009028 is a deficient number, since it is larger than the sum of its proper divisors (35233276).

43009028 is a wasteful number, since it uses less digits than its factorization.

43009028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2483 (or 2481 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 43009028 is about 6558.1268667204. The cubic root of 43009028 is about 350.3643226778.

The spelling of 43009028 in words is "forty-three million, nine thousand, twenty-eight".