73000344 has 32 divisors (see below), whose sum is σ = 190437120. Its totient is φ = 23275296.

The previous prime is 73000339. The next prime is 73000387. The reversal of 73000344 is 44300037.

It is a self number, because there is not a number n which added to its sum of digits gives 73000344.

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 7 ways as a sum of consecutive naturals, for example, 65572 + ... + 66675.

It is an arithmetic number, because the mean of its divisors is an integer number (5951160).

Almost surely, 2^73000344 is an apocalyptic number.

It is an amenable number.

73000344 is an abundant number, since it is smaller than the sum of its proper divisors (117436776).

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

73000344 is a wasteful number, since it uses less digits than its factorization.

73000344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132279 (or 132275 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 73000344 is about 8544.0238763711. The cubic root of 73000344 is about 417.9345761178.

The spelling of 73000344 in words is "seventy-three million, three hundred forty-four", and thus it is an aban number.