213316074 has 48 divisors (see below), whose sum is σ = 475705152. Its totient is φ = 69056064.

The previous prime is 213316009. The next prime is 213316079. The reversal of 213316074 is 470613312.

213316074 is a `hidden beast` number, since 21 + 3 + 31 + 607 + 4 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (213316079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86827 + ... + 89249.

It is an arithmetic number, because the mean of its divisors is an integer number (9910524).

Almost surely, 2^213316074 is an apocalyptic number.

213316074 is an abundant number, since it is smaller than the sum of its proper divisors (262389078).

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

213316074 is a wasteful number, since it uses less digits than its factorization.

213316074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571 (or 2568 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 213316074 is about 14605.3440219668. The cubic root of 213316074 is about 597.5045186776.

Adding to 213316074 its reverse (470613312), we get a palindrome (683929386).

The spelling of 213316074 in words is "two hundred thirteen million, three hundred sixteen thousand, seventy-four".