23011416 has 48 divisors (see below), whose sum is σ = 63390600. Its totient is φ = 7539072.

The previous prime is 23011397. The next prime is 23011427. The reversal of 23011416 is 61411032.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1540 + ... + 6956.

Almost surely, 2^23011416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23011416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31695300).

23011416 is an abundant number, since it is smaller than the sum of its proper divisors (40379184).

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

23011416 is a wasteful number, since it uses less digits than its factorization.

23011416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5488 (or 5481 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 23011416 is about 4797.0215759365. The cubic root of 23011416 is about 284.4337417758.

Adding to 23011416 its reverse (61411032), we get a palindrome (84422448).

The spelling of 23011416 in words is "twenty-three million, eleven thousand, four hundred sixteen".