4521427842 has 8 divisors (see below), whose sum is σ = 9042855696. Its totient is φ = 1507142612.

The previous prime is 4521427829. The next prime is 4521427843. The reversal of 4521427842 is 2487241254.

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

4521427842 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 4521427842.

It is not an unprimeable number, because it can be changed into a prime (4521427843) 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, 376785648 + ... + 376785659.

It is an arithmetic number, because the mean of its divisors is an integer number (1130356962).

Almost surely, 2^4521427842 is an apocalyptic number.

4521427842 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4521427842 is a wasteful number, since it uses less digits than its factorization.

4521427842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753571312.

The product of its digits is 143360, while the sum is 39.

The square root of 4521427842 is about 67241.5633518436. The cubic root of 4521427842 is about 1653.5799640298.

The spelling of 4521427842 in words is "four billion, five hundred twenty-one million, four hundred twenty-seven thousand, eight hundred forty-two".