212264334 has 32 divisors (see below), whose sum is σ = 473840640. Its totient is φ = 70433496.

The previous prime is 212264317. The next prime is 212264341. The reversal of 212264334 is 433462212.

212264334 is a `hidden beast` number, since 2 + 1 + 226 + 433 + 4 = 666.

It is a super-2 number, since 2×212264334² = 90112294976927112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 212264298 and 212264307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3229 + ... + 20855.

It is an arithmetic number, because the mean of its divisors is an integer number (14807520).

Almost surely, 2^212264334 is an apocalyptic number.

212264334 is an abundant number, since it is smaller than the sum of its proper divisors (261576306).

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

212264334 is a wasteful number, since it uses less digits than its factorization.

212264334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17861 (or 17855 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 212264334 is about 14569.2942176346. The cubic root of 212264334 is about 596.5209156113.

The spelling of 212264334 in words is "two hundred twelve million, two hundred sixty-four thousand, three hundred thirty-four".