73681350 has 48 divisors (see below), whose sum is σ = 183329040. Its totient is φ = 19584000.

The previous prime is 73681303. The next prime is 73681367. The reversal of 73681350 is 5318637.

It is a happy number.

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 23 ways as a sum of consecutive naturals, for example, 60750 + ... + 61950.

It is an arithmetic number, because the mean of its divisors is an integer number (3819355).

Almost surely, 2^73681350 is an apocalyptic number.

73681350 is an abundant number, since it is smaller than the sum of its proper divisors (109647690).

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

73681350 is a wasteful number, since it uses less digits than its factorization.

73681350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625 (or 1620 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 73681350 is about 8583.7841305569. The cubic root of 73681350 is about 419.2301657669.

Adding to 73681350 its reverse (5318637), we get a palindrome (78999987).

The spelling of 73681350 in words is "seventy-three million, six hundred eighty-one thousand, three hundred fifty".