43245928 has 32 divisors (see below), whose sum is σ = 88724160. Its totient is φ = 19598080.

The previous prime is 43245907. The next prime is 43245941. The reversal of 43245928 is 82954234.

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, 43776 + ... + 44752.

It is an arithmetic number, because the mean of its divisors is an integer number (2772630).

Almost surely, 2^43245928 is an apocalyptic number.

It is an amenable number.

43245928 is an abundant number, since it is smaller than the sum of its proper divisors (45478232).

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

43245928 is a wasteful number, since it uses less digits than its factorization.

43245928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497 (or 1493 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 43245928 is about 6576.1636232685. The cubic root of 43245928 is about 351.0064311070.

It can be divided in two parts, 432 and 45928, that added together give a triangular number (46360 = T₃₀₄).

The spelling of 43245928 in words is "forty-three million, two hundred forty-five thousand, nine hundred twenty-eight".