73133790 has 64 divisors (see below), whose sum is σ = 185504256. Its totient is φ = 18415232.

The previous prime is 73133773. The next prime is 73133803. The reversal of 73133790 is 9733137.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56632 + ... + 57908.

It is an arithmetic number, because the mean of its divisors is an integer number (2898504).

Almost surely, 2^73133790 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73133790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92752128).

73133790 is an abundant number, since it is smaller than the sum of its proper divisors (112370466).

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

73133790 is a wasteful number, since it uses less digits than its factorization.

73133790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393.

The product of its (nonzero) digits is 11907, while the sum is 33.

The square root of 73133790 is about 8551.8296287987. The cubic root of 73133790 is about 418.1890851833.

The spelling of 73133790 in words is "seventy-three million, one hundred thirty-three thousand, seven hundred ninety".