73816432 has 20 divisors (see below), whose sum is σ = 144980800. Its totient is φ = 36402048.

The previous prime is 73816417. The next prime is 73816433. The reversal of 73816432 is 23461837.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73816433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30432 + ... + 32767.

It is an arithmetic number, because the mean of its divisors is an integer number (7249040).

Almost surely, 2^73816432 is an apocalyptic number.

It is an amenable number.

73816432 is a deficient number, since it is larger than the sum of its proper divisors (71164368).

73816432 is a wasteful number, since it uses less digits than its factorization.

73816432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63280 (or 63274 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 73816432 is about 8591.6489686206. The cubic root of 73816432 is about 419.4862046745.

The spelling of 73816432 in words is "seventy-three million, eight hundred sixteen thousand, four hundred thirty-two".