23573424 has 80 divisors (see below), whose sum is σ = 73709568. Its totient is φ = 6337536.

The previous prime is 23573419. The next prime is 23573437. The reversal of 23573424 is 42437532.

It is a junction number, because it is equal to n+sod(n) for n = 23573391 and 23573400.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3649 + ... + 7775.

Almost surely, 2^23573424 is an apocalyptic number.

23573424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23573424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36854784).

23573424 is an abundant number, since it is smaller than the sum of its proper divisors (50136144).

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

23573424 is a wasteful number, since it uses less digits than its factorization.

23573424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4162 (or 4156 counting only the distinct ones).

The product of its digits is 20160, while the sum is 30.

The square root of 23573424 is about 4855.2470585955. The cubic root of 23573424 is about 286.7307182156.

The spelling of 23573424 in words is "twenty-three million, five hundred seventy-three thousand, four hundred twenty-four".