23134516 has 12 divisors (see below), whose sum is σ = 41427232. Its totient is φ = 11298168.

The previous prime is 23134513. The next prime is 23134523. The reversal of 23134516 is 61543132.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23134511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67080 + ... + 67423.

Almost surely, 2^23134516 is an apocalyptic number.

It is an amenable number.

23134516 is a deficient number, since it is larger than the sum of its proper divisors (18292716).

23134516 is a wasteful number, since it uses less digits than its factorization.

23134516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134550 (or 134548 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 23134516 is about 4809.8353402170. The cubic root of 23134516 is about 284.9400345779.

Adding to 23134516 its reverse (61543132), we get a palindrome (84677648).

It can be divided in two parts, 231345 and 16, that added together give a square (231361 = 481²).

The spelling of 23134516 in words is "twenty-three million, one hundred thirty-four thousand, five hundred sixteen".