501038973 has 8 divisors (see below), whose sum is σ = 742280000. Its totient is φ = 334025964.

The previous prime is 501038971. The next prime is 501038981. The reversal of 501038973 is 379830105.

501038973 is a `hidden beast` number, since 501 + 0 + 3 + 89 + 73 = 666.

It is not a de Polignac number, because 501038973 - 2¹ = 501038971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501038971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9278473 + ... + 9278526.

It is an arithmetic number, because the mean of its divisors is an integer number (92785000).

Almost surely, 2^501038973 is an apocalyptic number.

It is an amenable number.

501038973 is a deficient number, since it is larger than the sum of its proper divisors (241241027).

501038973 is a wasteful number, since it uses less digits than its factorization.

501038973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18557008 (or 18557002 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 501038973 is about 22383.8998612842. The cubic root of 501038973 is about 794.2499012466.

The spelling of 501038973 in words is "five hundred one million, thirty-eight thousand, nine hundred seventy-three".