73705400 has 48 divisors (see below), whose sum is σ = 175033440. Its totient is φ = 28851200.

The previous prime is 73705391. The next prime is 73705451. The reversal of 73705400 is 450737.

It is a self number, because there is not a number n which added to its sum of digits gives 73705400.

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 11 ways as a sum of consecutive naturals, for example, 5480 + ... + 13320.

It is an arithmetic number, because the mean of its divisors is an integer number (3646530).

Almost surely, 2^73705400 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 73705400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87516720).

73705400 is an abundant number, since it is smaller than the sum of its proper divisors (101328040).

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

73705400 is a wasteful number, since it uses less digits than its factorization.

73705400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7904 (or 7895 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 26.

The square root of 73705400 is about 8585.1849135589. The cubic root of 73705400 is about 419.2757738197.

The spelling of 73705400 in words is "seventy-three million, seven hundred five thousand, four hundred".