23143416 has 16 divisors (see below), whose sum is σ = 57858600. Its totient is φ = 7714464.

The previous prime is 23143397. The next prime is 23143423. The reversal of 23143416 is 61434132.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 964309 = 23143416 / (2 + 3 + 1 + 4 + 3 + 4 + 1 + 6).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482131 + ... + 482178.

Almost surely, 2^23143416 is an apocalyptic number.

It is an amenable number.

23143416 is an abundant number, since it is smaller than the sum of its proper divisors (34715184).

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

23143416 is a wasteful number, since it uses less digits than its factorization.

23143416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964318 (or 964314 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 23143416 is about 4810.7604388496. The cubic root of 23143416 is about 284.9765693264.

Adding to 23143416 its reverse (61434132), we get a palindrome (84577548).

The spelling of 23143416 in words is "twenty-three million, one hundred forty-three thousand, four hundred sixteen".