73550645 has 8 divisors (see below), whose sum is σ = 100869504. Its totient is φ = 50434704.

The previous prime is 73550627. The next prime is 73550651. The reversal of 73550645 is 54605537.

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

It is a cyclic number.

It is not a de Polignac number, because 73550645 - 2¹⁴ = 73534261 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 2101447 = 73550645 / (7 + 3 + 5 + 5 + 0 + 6 + 4 + 5).

It is a Duffinian number.

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, 1050689 + ... + 1050758.

It is an arithmetic number, because the mean of its divisors is an integer number (12608688).

Almost surely, 2^73550645 is an apocalyptic number.

It is an amenable number.

73550645 is a deficient number, since it is larger than the sum of its proper divisors (27318859).

73550645 is a wasteful number, since it uses less digits than its factorization.

73550645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101459.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 73550645 is about 8576.1672674919. The cubic root of 73550645 is about 418.9821251082.

The spelling of 73550645 in words is "seventy-three million, five hundred fifty thousand, six hundred forty-five".