524421016 has 32 divisors (see below), whose sum is σ = 1124778240. Its totient is φ = 224548128.

The previous prime is 524421013. The next prime is 524421031. The reversal of 524421016 is 610124425.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (524421013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69375 + ... + 76561.

It is an arithmetic number, because the mean of its divisors is an integer number (35149320).

Almost surely, 2^524421016 is an apocalyptic number.

524421016 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

524421016 is an abundant number, since it is smaller than the sum of its proper divisors (600357224).

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

524421016 is a wasteful number, since it uses less digits than its factorization.

524421016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8503 (or 8499 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 524421016 is about 22900.2405227543. The cubic root of 524421016 is about 806.4176585731.

The spelling of 524421016 in words is "five hundred twenty-four million, four hundred twenty-one thousand, sixteen".