43552642 has 8 divisors (see below), whose sum is σ = 74661696. Its totient is φ = 18665412.

The previous prime is 43552637. The next prime is 43552699. The reversal of 43552642 is 24625534.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1555438 + ... + 1555465.

It is an arithmetic number, because the mean of its divisors is an integer number (9332712).

Almost surely, 2^43552642 is an apocalyptic number.

43552642 is a deficient number, since it is larger than the sum of its proper divisors (31109054).

43552642 is a wasteful number, since it uses less digits than its factorization.

43552642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3110912.

The product of its digits is 28800, while the sum is 31.

The square root of 43552642 is about 6599.4425522161. The cubic root of 43552642 is about 351.8342937767.

The spelling of 43552642 in words is "forty-three million, five hundred fifty-two thousand, six hundred forty-two".