73427750 has 32 divisors (see below), whose sum is σ = 149958432. Its totient is φ = 26700000.

The previous prime is 73427749. The next prime is 73427803. The reversal of 73427750 is 5772437.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 73427750.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10601 + ... + 16100.

It is an arithmetic number, because the mean of its divisors is an integer number (4686201).

Almost surely, 2^73427750 is an apocalyptic number.

73427750 is an abundant number, since it is smaller than the sum of its proper divisors (76530682).

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

73427750 is a wasteful number, since it uses less digits than its factorization.

73427750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26729 (or 26719 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 35.

The square root of 73427750 is about 8568.9993581515. Note that the first 3 decimals coincide. The cubic root of 73427750 is about 418.7486374055.

The spelling of 73427750 in words is "seventy-three million, four hundred twenty-seven thousand, seven hundred fifty".