502706945 has 16 divisors (see below), whose sum is σ = 665500752. Its totient is φ = 362173440.

The previous prime is 502706923. The next prime is 502706951. The reversal of 502706945 is 549607205.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 160604929 + 342102016 = 12673^2 + 18496^2 .

It is not a de Polignac number, because 502706945 - 2¹⁰ = 502705921 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 502706899 and 502706908.

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, 91652 + ... + 96981.

It is an arithmetic number, because the mean of its divisors is an integer number (41593797).

Almost surely, 2^502706945 is an apocalyptic number.

It is an amenable number.

502706945 is a deficient number, since it is larger than the sum of its proper divisors (162793807).

502706945 is a wasteful number, since it uses less digits than its factorization.

502706945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188692.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 502706945 is about 22421.1272018157. The cubic root of 502706945 is about 795.1302846747.

The spelling of 502706945 in words is "five hundred two million, seven hundred six thousand, nine hundred forty-five".