23434416 has 30 divisors (see below), whose sum is σ = 65584220. Its totient is φ = 7811424.

The previous prime is 23434409. The next prime is 23434417. The reversal of 23434416 is 61443432.

It is a super-2 number, since 2×23434416² = 1098343706522112, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 23434416.

It is not an unprimeable number, because it can be changed into a prime (23434417) 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 5 ways as a sum of consecutive naturals, for example, 81226 + ... + 81513.

Almost surely, 2^23434416 is an apocalyptic number.

It is an amenable number.

23434416 is an abundant number, since it is smaller than the sum of its proper divisors (42149804).

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

23434416 is a wasteful number, since it uses less digits than its factorization.

23434416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162753 (or 162744 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 23434416 is about 4840.9106581303. The cubic root of 23434416 is about 286.1660079145.

Adding to 23434416 its reverse (61443432), we get a palindrome (84877848).

The spelling of 23434416 in words is "twenty-three million, four hundred thirty-four thousand, four hundred sixteen".