43528642 has 8 divisors (see below), whose sum is σ = 66811536. Its totient is φ = 21258132.

The previous prime is 43528637. The next prime is 43528649. The reversal of 43528642 is 24682534.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 43528598 and 43528607.

It is not an unprimeable number, because it can be changed into a prime (43528649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252988 + ... + 253159.

It is an arithmetic number, because the mean of its divisors is an integer number (8351442).

Almost surely, 2^43528642 is an apocalyptic number.

43528642 is a deficient number, since it is larger than the sum of its proper divisors (23282894).

43528642 is a wasteful number, since it uses less digits than its factorization.

43528642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506192.

The product of its digits is 46080, while the sum is 34.

The square root of 43528642 is about 6597.6239662472. The cubic root of 43528642 is about 351.7696549535.

The spelling of 43528642 in words is "forty-three million, five hundred twenty-eight thousand, six hundred forty-two".