73445716 has 24 divisors (see below), whose sum is σ = 141180480. Its totient is φ = 33276672.

The previous prime is 73445711. The next prime is 73445741. The reversal of 73445716 is 61754437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73445711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19261 + ... + 22756.

It is an arithmetic number, because the mean of its divisors is an integer number (5882520).

Almost surely, 2^73445716 is an apocalyptic number.

73445716 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

73445716 is a deficient number, since it is larger than the sum of its proper divisors (67734764).

73445716 is a wasteful number, since it uses less digits than its factorization.

73445716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42063 (or 42061 counting only the distinct ones).

The product of its digits is 70560, while the sum is 37.

The square root of 73445716 is about 8570.0476078024. The cubic root of 73445716 is about 418.7827871855.

The spelling of 73445716 in words is "seventy-three million, four hundred forty-five thousand, seven hundred sixteen".