23455548 has 48 divisors (see below), whose sum is σ = 62916000. Its totient is φ = 7547904.

The previous prime is 23455543. The next prime is 23455559. The reversal of 23455548 is 84555432.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23455541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 613 + ... + 6876.

It is an arithmetic number, because the mean of its divisors is an integer number (1310750).

Almost surely, 2^23455548 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 23455548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31458000).

23455548 is an abundant number, since it is smaller than the sum of its proper divisors (39460452).

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

23455548 is a wasteful number, since it uses less digits than its factorization.

23455548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7531 (or 7523 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 23455548 is about 4843.0928134819. The cubic root of 23455548 is about 286.2519988673.

The spelling of 23455548 in words is "twenty-three million, four hundred fifty-five thousand, five hundred forty-eight".