43542554 has 8 divisors (see below), whose sum is σ = 71251488. Its totient is φ = 19792060.

The previous prime is 43542523. The next prime is 43542581. The reversal of 43542554 is 45524534.

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

It is a self number, because there is not a number n which added to its sum of digits gives 43542554.

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, 989582 + ... + 989625.

It is an arithmetic number, because the mean of its divisors is an integer number (8906436).

Almost surely, 2^43542554 is an apocalyptic number.

43542554 is a deficient number, since it is larger than the sum of its proper divisors (27708934).

43542554 is a wasteful number, since it uses less digits than its factorization.

43542554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1979220.

The product of its digits is 48000, while the sum is 32.

The square root of 43542554 is about 6598.6782009733. The cubic root of 43542554 is about 351.8071268184.

The spelling of 43542554 in words is "forty-three million, five hundred forty-two thousand, five hundred fifty-four".