73343772 has 48 divisors (see below), whose sum is σ = 191577120. Its totient is φ = 24264576.

The previous prime is 73343749. The next prime is 73343773. The reversal of 73343772 is 27734337.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73343773) by changing a digit.

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, 12318 + ... + 17274.

It is an arithmetic number, because the mean of its divisors is an integer number (3991190).

Almost surely, 2^73343772 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 73343772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95788560).

73343772 is an abundant number, since it is smaller than the sum of its proper divisors (118233348).

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

73343772 is a wasteful number, since it uses less digits than its factorization.

73343772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5107 (or 5099 counting only the distinct ones).

The product of its digits is 74088, while the sum is 36.

The square root of 73343772 is about 8564.0978509123. The cubic root of 73343772 is about 418.5889380743.

The spelling of 73343772 in words is "seventy-three million, three hundred forty-three thousand, seven hundred seventy-two".