538982016 has 128 divisors (see below), whose sum is σ = 1483194240. Its totient is φ = 173322240.

The previous prime is 538981973. The next prime is 538982033. The reversal of 538982016 is 610289835.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×538982016² = 581003227142848512, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1444806 + ... + 1445178.

It is an arithmetic number, because the mean of its divisors is an integer number (11587455).

Almost surely, 2^538982016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 538982016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (741597120).

538982016 is an abundant number, since it is smaller than the sum of its proper divisors (944212224).

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

538982016 is a wasteful number, since it uses less digits than its factorization.

538982016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514 (or 502 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 538982016 is about 23215.9862163984. The cubic root of 538982016 is about 813.8132531453.

The spelling of 538982016 in words is "five hundred thirty-eight million, nine hundred eighty-two thousand, sixteen".