212606502 has 16 divisors (see below), whose sum is σ = 426575280. Its totient is φ = 70641792.

The previous prime is 212606501. The next prime is 212606507. The reversal of 212606502 is 205606212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212606501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54727 + ... + 58482.

It is an arithmetic number, because the mean of its divisors is an integer number (26660955).

Almost surely, 2^212606502 is an apocalyptic number.

212606502 is an abundant number, since it is smaller than the sum of its proper divisors (213968778).

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

212606502 is a wasteful number, since it uses less digits than its factorization.

212606502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113527.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 212606502 is about 14581.0322679843. The cubic root of 212606502 is about 596.8412721345.

The spelling of 212606502 in words is "two hundred twelve million, six hundred six thousand, five hundred two".