50321016 has 24 divisors (see below), whose sum is σ = 136286280. Its totient is φ = 16773648.

The previous prime is 50320993. The next prime is 50321021. The reversal of 50321016 is 61012305.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 50321016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 349380 + ... + 349523.

It is an arithmetic number, because the mean of its divisors is an integer number (5678595).

Almost surely, 2^50321016 is an apocalyptic number.

It is an amenable number.

50321016 is an abundant number, since it is smaller than the sum of its proper divisors (85965264).

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

50321016 is a wasteful number, since it uses less digits than its factorization.

50321016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698915 (or 698908 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 50321016 is about 7093.7307532779. The cubic root of 50321016 is about 369.1898905865.

The spelling of 50321016 in words is "fifty million, three hundred twenty-one thousand, sixteen".