73944352 has 72 divisors (see below), whose sum is σ = 158707836. Its totient is φ = 33882624.

The previous prime is 73944323. The next prime is 73944359. The reversal of 73944352 is 25344937.

It can be written as a sum of positive squares in 2 ways, for example, as 58920976 + 15023376 = 7676^2 + 3876^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (73944359) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 427338 + ... + 427510.

Almost surely, 2^73944352 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 73944352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79353918).

73944352 is an abundant number, since it is smaller than the sum of its proper divisors (84763484).

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

73944352 is a wasteful number, since it uses less digits than its factorization.

73944352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258 (or 231 counting only the distinct ones).

The product of its digits is 90720, while the sum is 37.

The square root of 73944352 is about 8599.0901844323. The cubic root of 73944352 is about 419.7283806896.

The spelling of 73944352 in words is "seventy-three million, nine hundred forty-four thousand, three hundred fifty-two".