73350018 has 48 divisors (see below), whose sum is σ = 182894400. Its totient is φ = 20811168.

The previous prime is 73349989. The next prime is 73350047. The reversal of 73350018 is 81005337.

It is an interprime number because it is at equal distance from previous prime (73349989) and next prime (73350047).

It is a junction number, because it is equal to n+sod(n) for n = 73349973 and 73350000.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16821 + ... + 20727.

It is an arithmetic number, because the mean of its divisors is an integer number (3810300).

Almost surely, 2^73350018 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73350018, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91447200).

73350018 is an abundant number, since it is smaller than the sum of its proper divisors (109544382).

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

73350018 is a wasteful number, since it uses less digits than its factorization.

73350018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4071 (or 4068 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 73350018 is about 8564.4625050262. The cubic root of 73350018 is about 418.6008201661.

The spelling of 73350018 in words is "seventy-three million, three hundred fifty thousand, eighteen".