73276188 has 48 divisors (see below), whose sum is σ = 186891264. Its totient is φ = 22245120.

The previous prime is 73276163. The next prime is 73276193. The reversal of 73276188 is 88167237.

It is a super-2 number, since 2×73276188² = 10738799455622688, which contains 22 as substring.

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 531 + ... + 12117.

It is an arithmetic number, because the mean of its divisors is an integer number (3893568).

Almost surely, 2^73276188 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 73276188, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93445632).

73276188 is an abundant number, since it is smaller than the sum of its proper divisors (113615076).

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

73276188 is a wasteful number, since it uses less digits than its factorization.

73276188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11642 (or 11640 counting only the distinct ones).

The product of its digits is 112896, while the sum is 42.

The square root of 73276188 is about 8560.1511668895. The cubic root of 73276188 is about 418.4603263422.

The spelling of 73276188 in words is "seventy-three million, two hundred seventy-six thousand, one hundred eighty-eight".