506722239 has 24 divisors (see below), whose sum is σ = 751160592. Its totient is φ = 328970880.

The previous prime is 506722217. The next prime is 506722261. The reversal of 506722239 is 932227605.

It is an interprime number because it is at equal distance from previous prime (506722217) and next prime (506722261).

It is not a de Polignac number, because 506722239 - 2⁵ = 506722207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506722639) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 293232 + ... + 294954.

It is an arithmetic number, because the mean of its divisors is an integer number (31298358).

Almost surely, 2^506722239 is an apocalyptic number.

506722239 is a deficient number, since it is larger than the sum of its proper divisors (244438353).

506722239 is a wasteful number, since it uses less digits than its factorization.

506722239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2567 (or 2564 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 506722239 is about 22510.4917538467. The cubic root of 506722239 is about 797.2416665722.

The spelling of 506722239 in words is "five hundred six million, seven hundred twenty-two thousand, two hundred thirty-nine".