213224482 has 4 divisors (see below), whose sum is σ = 319836726. Its totient is φ = 106612240.

The previous prime is 213224447. The next prime is 213224503. The reversal of 213224482 is 284422312.

213224482 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 136679481 + 76545001 = 11691^2 + 8749^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 213224482.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53306119 + ... + 53306122.

Almost surely, 2^213224482 is an apocalyptic number.

213224482 is a deficient number, since it is larger than the sum of its proper divisors (106612244).

213224482 is a wasteful number, since it uses less digits than its factorization.

213224482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106612243.

The product of its digits is 6144, while the sum is 28.

The square root of 213224482 is about 14602.2081206919. The cubic root of 213224482 is about 597.4189891510.

Adding to 213224482 its reverse (284422312), we get a palindrome (497646794).

The spelling of 213224482 in words is "two hundred thirteen million, two hundred twenty-four thousand, four hundred eighty-two".