42552771 has 8 divisors (see below), whose sum is σ = 56842944. Its totient is φ = 28315560.

The previous prime is 42552743. The next prime is 42552779. The reversal of 42552771 is 17725524.

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

It is not a de Polignac number, because 42552771 - 2⁶ = 42552707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42552779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11325 + ... + 14606.

It is an arithmetic number, because the mean of its divisors is an integer number (7105368).

Almost surely, 2^42552771 is an apocalyptic number.

42552771 is a deficient number, since it is larger than the sum of its proper divisors (14290173).

42552771 is a wasteful number, since it uses less digits than its factorization.

42552771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26481.

The product of its digits is 19600, while the sum is 33.

The square root of 42552771 is about 6523.2485005555. The cubic root of 42552771 is about 349.1209805996.

The spelling of 42552771 in words is "forty-two million, five hundred fifty-two thousand, seven hundred seventy-one".