42555382 has 8 divisors (see below), whose sum is σ = 66608496. Its totient is φ = 20352552.

The previous prime is 42555379. The next prime is 42555389. The reversal of 42555382 is 28355524.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42555389) 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, 462513 + ... + 462604.

It is an arithmetic number, because the mean of its divisors is an integer number (8326062).

Almost surely, 2^42555382 is an apocalyptic number.

42555382 is a deficient number, since it is larger than the sum of its proper divisors (24053114).

42555382 is a wasteful number, since it uses less digits than its factorization.

42555382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925142.

The product of its digits is 48000, while the sum is 34.

The square root of 42555382 is about 6523.4486278348. The cubic root of 42555382 is about 349.1281210373.

The spelling of 42555382 in words is "forty-two million, five hundred fifty-five thousand, three hundred eighty-two".