542021016 has 32 divisors (see below), whose sum is σ = 1360983600. Its totient is φ = 179882880.

The previous prime is 542021003. The next prime is 542021017. The reversal of 542021016 is 610120245.

It is a junction number, because it is equal to n+sod(n) for n = 542020983 and 542021001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542021017) 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, 43815 + ... + 54806.

Almost surely, 2^542021016 is an apocalyptic number.

It is an amenable number.

542021016 is an abundant number, since it is smaller than the sum of its proper divisors (818962584).

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

542021016 is a wasteful number, since it uses less digits than its factorization.

542021016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98859 (or 98855 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 542021016 is about 23281.3448065184. The cubic root of 542021016 is about 815.3399241947.

The spelling of 542021016 in words is "five hundred forty-two million, twenty-one thousand, sixteen".