505723337 has 8 divisors (see below), whose sum is σ = 590267136. Its totient is φ = 424253952.

The previous prime is 505723331. The next prime is 505723349. The reversal of 505723337 is 733327505.

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 505723337 - 2¹² = 505719241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 505723297 and 505723306.

It is not an unprimeable number, because it can be changed into a prime (505723331) 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, 768248 + ... + 768905.

It is an arithmetic number, because the mean of its divisors is an integer number (73783392).

Almost surely, 2^505723337 is an apocalyptic number.

It is an amenable number.

505723337 is a deficient number, since it is larger than the sum of its proper divisors (84543799).

505723337 is a wasteful number, since it uses less digits than its factorization.

505723337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1537207.

The product of its (nonzero) digits is 66150, while the sum is 35.

The square root of 505723337 is about 22488.2933323096. The cubic root of 505723337 is about 796.7174542258.

The spelling of 505723337 in words is "five hundred five million, seven hundred twenty-three thousand, three hundred thirty-seven".