73864445 has 8 divisors (see below), whose sum is σ = 88769760. Its totient is φ = 59003280.

The previous prime is 73864429. The next prime is 73864451. The reversal of 73864445 is 54446837.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73864445 - 2⁴ = 73864429 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7235 + ... + 14144.

It is an arithmetic number, because the mean of its divisors is an integer number (11096220).

Almost surely, 2^73864445 is an apocalyptic number.

It is an amenable number.

73864445 is a deficient number, since it is larger than the sum of its proper divisors (14905315).

73864445 is a wasteful number, since it uses less digits than its factorization.

73864445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22075.

The product of its digits is 322560, while the sum is 41.

The square root of 73864445 is about 8594.4426811749. The cubic root of 73864445 is about 419.5771348617.

The spelling of 73864445 in words is "seventy-three million, eight hundred sixty-four thousand, four hundred forty-five".