23213134 has 32 divisors (see below), whose sum is σ = 41904576. Its totient is φ = 9434880.

The previous prime is 23213131. The next prime is 23213147. The reversal of 23213134 is 43131232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23213131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20692 + ... + 21784.

It is an arithmetic number, because the mean of its divisors is an integer number (1309518).

Almost surely, 2^23213134 is an apocalyptic number.

23213134 is a deficient number, since it is larger than the sum of its proper divisors (18691442).

23213134 is a wasteful number, since it uses less digits than its factorization.

23213134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180.

The product of its digits is 432, while the sum is 19.

The square root of 23213134 is about 4818.0010377749. The cubic root of 23213134 is about 285.2624401106.

Adding to 23213134 its reverse (43131232), we get a palindrome (66344366).

It can be divided in two parts, 232 and 13134, that added together give a triangular number (13366 = T₁₆₃).

The spelling of 23213134 in words is "twenty-three million, two hundred thirteen thousand, one hundred thirty-four".