73738436 has 12 divisors (see below), whose sum is σ = 131229840. Its totient is φ = 36244200.

The previous prime is 73738433. The next prime is 73738471. The reversal of 73738436 is 63483737.

It is a junction number, because it is equal to n+sod(n) for n = 73738393 and 73738402.

It is not an unprimeable number, because it can be changed into a prime (73738433) 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, 155990 + ... + 156461.

It is an arithmetic number, because the mean of its divisors is an integer number (10935820).

Almost surely, 2^73738436 is an apocalyptic number.

It is an amenable number.

73738436 is a deficient number, since it is larger than the sum of its proper divisors (57491404).

73738436 is a wasteful number, since it uses less digits than its factorization.

73738436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312514 (or 312512 counting only the distinct ones).

The product of its digits is 254016, while the sum is 41.

The square root of 73738436 is about 8587.1087101538. The cubic root of 73738436 is about 419.3384066143.

The spelling of 73738436 in words is "seventy-three million, seven hundred thirty-eight thousand, four hundred thirty-six".