501042215 has 8 divisors (see below), whose sum is σ = 601903440. Its totient is φ = 400398592.

The previous prime is 501042211. The next prime is 501042233. The reversal of 501042215 is 512240105.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 501042215 - 2² = 501042211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501042211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49289 + ... + 58578.

It is an arithmetic number, because the mean of its divisors is an integer number (75237930).

Almost surely, 2^501042215 is an apocalyptic number.

501042215 is a deficient number, since it is larger than the sum of its proper divisors (100861225).

501042215 is a wasteful number, since it uses less digits than its factorization.

501042215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108801.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 501042215 is about 22383.9722792895. The cubic root of 501042215 is about 794.2516143220.

The spelling of 501042215 in words is "five hundred one million, forty-two thousand, two hundred fifteen".