73346645 has 8 divisors (see below), whose sum is σ = 88824120. Its totient is φ = 58138560.

The previous prime is 73346629. The next prime is 73346657. The reversal of 73346645 is 54664337.

It can be written as a sum of positive squares in 4 ways, for example, as 33895684 + 39450961 = 5822^2 + 6281^2 .

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

It is not a de Polignac number, because 73346645 - 2⁴ = 73346629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73346599 and 73346608.

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, 66746 + ... + 67835.

It is an arithmetic number, because the mean of its divisors is an integer number (11103015).

Almost surely, 2^73346645 is an apocalyptic number.

It is an amenable number.

73346645 is a deficient number, since it is larger than the sum of its proper divisors (15477475).

73346645 is a wasteful number, since it uses less digits than its factorization.

73346645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134695.

The product of its digits is 181440, while the sum is 38.

The square root of 73346645 is about 8564.2655843919. The cubic root of 73346645 is about 418.5944036159.

The spelling of 73346645 in words is "seventy-three million, three hundred forty-six thousand, six hundred forty-five".