502859945 has 16 divisors (see below), whose sum is σ = 692271360. Its totient is φ = 343500864.

The previous prime is 502859941. The next prime is 502859963. The reversal of 502859945 is 549958205.

It is not a de Polignac number, because 502859945 - 2² = 502859941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 502859945.

It is not an unprimeable number, because it can be changed into a prime (502859941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18110 + ... + 36519.

It is an arithmetic number, because the mean of its divisors is an integer number (43266960).

Almost surely, 2^502859945 is an apocalyptic number.

It is an amenable number.

502859945 is a deficient number, since it is larger than the sum of its proper divisors (189411415).

502859945 is a wasteful number, since it uses less digits than its factorization.

502859945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54904.

The product of its (nonzero) digits is 648000, while the sum is 47.

The square root of 502859945 is about 22424.5389027289. The cubic root of 502859945 is about 795.2109430615.

The spelling of 502859945 in words is "five hundred two million, eight hundred fifty-nine thousand, nine hundred forty-five".