73729932 has 12 divisors (see below), whose sum is σ = 172036536. Its totient is φ = 24576640.

The previous prime is 73729913. The next prime is 73729939. The reversal of 73729932 is 23992737.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×73729932² = 10872205745449248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73729939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3072069 + ... + 3072092.

It is an arithmetic number, because the mean of its divisors is an integer number (14336378).

Almost surely, 2^73729932 is an apocalyptic number.

It is an amenable number.

73729932 is an abundant number, since it is smaller than the sum of its proper divisors (98306604).

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

73729932 is a wasteful number, since it uses less digits than its factorization.

73729932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6144168 (or 6144166 counting only the distinct ones).

The product of its digits is 142884, while the sum is 42.

The square root of 73729932 is about 8586.6135350323. The cubic root of 73729932 is about 419.3222857095.

The spelling of 73729932 in words is "seventy-three million, seven hundred twenty-nine thousand, nine hundred thirty-two".