73734912 has 54 divisors (see below), whose sum is σ = 212602572. Its totient is φ = 24577536.

The previous prime is 73734889. The next prime is 73734917. The reversal of 73734912 is 21943737.

It is a super-4 number, since 4×73734912⁴ (a number of 33 digits) contains 4444 as substring.

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 (73734917) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13698 + ... + 18305.

Almost surely, 2^73734912 is an apocalyptic number.

73734912 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

73734912 is an abundant number, since it is smaller than the sum of its proper divisors (138867660).

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

73734912 is a wasteful number, since it uses less digits than its factorization.

73734912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32025 (or 32008 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 73734912 is about 8586.9035164022. The cubic root of 73734912 is about 419.3317263709.

The spelling of 73734912 in words is "seventy-three million, seven hundred thirty-four thousand, nine hundred twelve".