501383268 has 72 divisors (see below), whose sum is σ = 1305752448. Its totient is φ = 162122688.

The previous prime is 501383249. The next prime is 501383287. The reversal of 501383268 is 862383105.

It is an interprime number because it is at equal distance from previous prime (501383249) and next prime (501383287).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 242005 + ... + 244067.

Almost surely, 2^501383268 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 501383268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (652876224).

501383268 is an abundant number, since it is smaller than the sum of its proper divisors (804369180).

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

501383268 is a wasteful number, since it uses less digits than its factorization.

501383268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273 (or 2268 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 501383268 is about 22391.5892245280. The cubic root of 501383268 is about 794.4317857387.

The spelling of 501383268 in words is "five hundred one million, three hundred eighty-three thousand, two hundred sixty-eight".