501672499 has 12 divisors (see below), whose sum is σ = 533811600. Its totient is φ = 471371648.

The previous prime is 501672487. The next prime is 501672503. The reversal of 501672499 is 994276105.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-501672499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501672419) 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, 241437 + ... + 243505.

It is an arithmetic number, because the mean of its divisors is an integer number (44484300).

Almost surely, 2^501672499 is an apocalyptic number.

501672499 is a deficient number, since it is larger than the sum of its proper divisors (32139101).

501672499 is a wasteful number, since it uses less digits than its factorization.

501672499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2942 (or 2925 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 501672499 is about 22398.0467675197. The cubic root of 501672499 is about 794.5845166239.

The spelling of 501672499 in words is "five hundred one million, six hundred seventy-two thousand, four hundred ninety-nine".