213414244 has 12 divisors (see below), whose sum is σ = 374056704. Its totient is φ = 106540904.

The previous prime is 213414241. The next prime is 213414247. The reversal of 213414244 is 442414312.

It is an interprime number because it is at equal distance from previous prime (213414241) and next prime (213414247).

It is not an unprimeable number, because it can be changed into a prime (213414241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38644 + ... + 43819.

It is an arithmetic number, because the mean of its divisors is an integer number (31171392).

Almost surely, 2^213414244 is an apocalyptic number.

It is an amenable number.

213414244 is a deficient number, since it is larger than the sum of its proper divisors (160642460).

213414244 is a wasteful number, since it uses less digits than its factorization.

213414244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83114 (or 83112 counting only the distinct ones).

The product of its digits is 3072, while the sum is 25.

The square root of 213414244 is about 14608.7043915605. The cubic root of 213414244 is about 597.5961636275.

Adding to 213414244 its reverse (442414312), we get a palindrome (655828556).

The spelling of 213414244 in words is "two hundred thirteen million, four hundred fourteen thousand, two hundred forty-four".