73230336 has 144 divisors (see below), whose sum is σ = 220392900. Its totient is φ = 23396352.

The previous prime is 73230331. The next prime is 73230337. The reversal of 73230336 is 63303237.

73230336 is a `hidden beast` number, since 7 + 323 + 0 + 336 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 72999936 + 230400 = 8544^2 + 480^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×73230336² = 10725364221345792, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (73230331) 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, 534460 + ... + 534596.

Almost surely, 2^73230336 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 73230336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110196450).

73230336 is an abundant number, since it is smaller than the sum of its proper divisors (147162564).

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

73230336 is a wasteful number, since it uses less digits than its factorization.

73230336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194 (or 171 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 27.

The square root of 73230336 is about 8557.4725240576. The cubic root of 73230336 is about 418.3730253745.

The spelling of 73230336 in words is "seventy-three million, two hundred thirty thousand, three hundred thirty-six".