73532448 has 120 divisors (see below), whose sum is σ = 236008080. Its totient is φ = 22273920.

The previous prime is 73532447. The next prime is 73532453. The reversal of 73532448 is 84423537.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (73532441) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 27223 + ... + 29801.

It is an arithmetic number, because the mean of its divisors is an integer number (1966734).

Almost surely, 2^73532448 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 73532448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118004040).

73532448 is an abundant number, since it is smaller than the sum of its proper divisors (162475632).

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

73532448 is a wasteful number, since it uses less digits than its factorization.

73532448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2612 (or 2595 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 73532448 is about 8575.1062967173. The cubic root of 73532448 is about 418.9475691159.

It can be divided in two parts, 7353 and 2448, that added together give a square (9801 = 99²).

The spelling of 73532448 in words is "seventy-three million, five hundred thirty-two thousand, four hundred forty-eight".