23455224 has 64 divisors (see below), whose sum is σ = 70173600. Its totient is φ = 7216128.

The previous prime is 23455217. The next prime is 23455259. The reversal of 23455224 is 42255432.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 1369 + ... + 6984.

Almost surely, 2^23455224 is an apocalyptic number.

23455224 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 23455224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35086800).

23455224 is an abundant number, since it is smaller than the sum of its proper divisors (46718376).

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

23455224 is a wasteful number, since it uses less digits than its factorization.

23455224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8381 (or 8371 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 23455224 is about 4843.0593636667. The cubic root of 23455224 is about 286.2506808270.

It can be divided in two parts, 2345 and 5224, that added together give a square (7569 = 87²).

The spelling of 23455224 in words is "twenty-three million, four hundred fifty-five thousand, two hundred twenty-four".