212603796 has 36 divisors (see below), whose sum is σ = 538029492. Its totient is φ = 70786944.

The previous prime is 212603791. The next prime is 212603821. The reversal of 212603796 is 697306212.

212603796 is a `hidden beast` number, since 21 + 260 + 379 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 173290896 + 39312900 = 13164^2 + 6270^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 212603796.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212603791) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34330 + ... + 40046.

Almost surely, 2^212603796 is an apocalyptic number.

It is an amenable number.

212603796 is an abundant number, since it is smaller than the sum of its proper divisors (325425696).

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

212603796 is a wasteful number, since it uses less digits than its factorization.

212603796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6760 (or 6755 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 212603796 is about 14580.9394759048. The cubic root of 212603796 is about 596.8387399772.

The spelling of 212603796 in words is "two hundred twelve million, six hundred three thousand, seven hundred ninety-six".