111552448 has 42 divisors (see below), whose sum is σ = 253493016. Its totient is φ = 47712384.

The previous prime is 111552443. The next prime is 111552451. The reversal of 111552448 is 844255111.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111552443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 223303 + ... + 223801.

It is an arithmetic number, because the mean of its divisors is an integer number (6035548).

Almost surely, 2^111552448 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 111552448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126746508).

111552448 is an abundant number, since it is smaller than the sum of its proper divisors (141940568).

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

111552448 is an frugal number, since it uses more digits than its factorization.

111552448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017 (or 508 counting only the distinct ones).

The product of its digits is 6400, while the sum is 31.

The square root of 111552448 is about 10561.8392337698. The cubic root of 111552448 is about 481.3855338057.

The spelling of 111552448 in words is "one hundred eleven million, five hundred fifty-two thousand, four hundred forty-eight".