501308416 has 132 divisors (see below), whose sum is σ = 1189192368. Its totient is φ = 210567168.

The previous prime is 501308399. The next prime is 501308417. The reversal of 501308416 is 614803105.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501308417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4867021 + ... + 4867123.

Almost surely, 2^501308416 is an apocalyptic number.

501308416 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 501308416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (594596184).

501308416 is an abundant number, since it is smaller than the sum of its proper divisors (687883952).

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

501308416 is a wasteful number, since it uses less digits than its factorization.

501308416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 501308416 is about 22389.9177309788. The cubic root of 501308416 is about 794.3922499377.

The spelling of 501308416 in words is "five hundred one million, three hundred eight thousand, four hundred sixteen".