502120894 has 16 divisors (see below), whose sum is σ = 829791216. Its totient is φ = 225976000.

The previous prime is 502120873. The next prime is 502120897. The reversal of 502120894 is 498021205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502120897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110767 + ... + 115210.

It is an arithmetic number, because the mean of its divisors is an integer number (51861951).

Almost surely, 2^502120894 is an apocalyptic number.

502120894 is a deficient number, since it is larger than the sum of its proper divisors (327670322).

502120894 is a wasteful number, since it uses less digits than its factorization.

502120894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226091.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 502120894 is about 22408.0542216409. The cubic root of 502120894 is about 794.8211794054.

The spelling of 502120894 in words is "five hundred two million, one hundred twenty thousand, eight hundred ninety-four".