506729445 has 16 divisors (see below), whose sum is σ = 846018432. Its totient is φ = 258505280.

The previous prime is 506729437. The next prime is 506729453. The reversal of 506729445 is 544927605.

It is an interprime number because it is at equal distance from previous prime (506729437) and next prime (506729453).

It is not a de Polignac number, because 506729445 - 2³ = 506729437 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 506729397 and 506729406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 734046 + ... + 734735.

It is an arithmetic number, because the mean of its divisors is an integer number (52876152).

Almost surely, 2^506729445 is an apocalyptic number.

It is an amenable number.

506729445 is a deficient number, since it is larger than the sum of its proper divisors (339288987).

506729445 is a wasteful number, since it uses less digits than its factorization.

506729445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468812.

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 506729445 is about 22510.6518119756. The cubic root of 506729445 is about 797.2454456947.

The spelling of 506729445 in words is "five hundred six million, seven hundred twenty-nine thousand, four hundred forty-five".