500551212 has 48 divisors (see below), whose sum is σ = 1335901952. Its totient is φ = 142896960.

The previous prime is 500551169. The next prime is 500551237. The reversal of 500551212 is 212155005.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185223 + ... + 187905.

Almost surely, 2^500551212 is an apocalyptic number.

It is an amenable number.

500551212 is an abundant number, since it is smaller than the sum of its proper divisors (835350740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

500551212 is a wasteful number, since it uses less digits than its factorization.

500551212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4918 (or 4916 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 500551212 is about 22373.0018549143. The cubic root of 500551212 is about 793.9920837065.

The spelling of 500551212 in words is "five hundred million, five hundred fifty-one thousand, two hundred twelve".