213466822 has 4 divisors (see below), whose sum is σ = 320200236. Its totient is φ = 106733410.

The previous prime is 213466817. The next prime is 213466853. The reversal of 213466822 is 228664312.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53366704 + ... + 53366707.

It is an arithmetic number, because the mean of its divisors is an integer number (80050059).

Almost surely, 2^213466822 is an apocalyptic number.

213466822 is a deficient number, since it is larger than the sum of its proper divisors (106733414).

213466822 is a wasteful number, since it uses less digits than its factorization.

213466822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106733413.

The product of its digits is 27648, while the sum is 34.

The square root of 213466822 is about 14610.5038243039. The cubic root of 213466822 is about 597.6452353772.

The spelling of 213466822 in words is "two hundred thirteen million, four hundred sixty-six thousand, eight hundred twenty-two".