73749359 has 4 divisors (see below), whose sum is σ = 73859616. Its totient is φ = 73639104.

The previous prime is 73749323. The next prime is 73749367. The reversal of 73749359 is 95394737.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73749359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73749959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54119 + ... + 55464.

It is an arithmetic number, because the mean of its divisors is an integer number (18464904).

Almost surely, 2^73749359 is an apocalyptic number.

73749359 is a deficient number, since it is larger than the sum of its proper divisors (110257).

73749359 is a wasteful number, since it uses less digits than its factorization.

73749359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110256.

The product of its digits is 714420, while the sum is 47.

The square root of 73749359 is about 8587.7446981149. The cubic root of 73749359 is about 419.3591113625.

The spelling of 73749359 in words is "seventy-three million, seven hundred forty-nine thousand, three hundred fifty-nine".