73455775 has 12 divisors (see below), whose sum is σ = 91357000. Its totient is φ = 58589280.

The previous prime is 73455757. The next prime is 73455791. The reversal of 73455775 is 57755437.

It is not a de Polignac number, because 73455775 - 2⁵ = 73455743 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4516 + ... + 12934.

Almost surely, 2^73455775 is an apocalyptic number.

73455775 is a deficient number, since it is larger than the sum of its proper divisors (17901225).

73455775 is a wasteful number, since it uses less digits than its factorization.

73455775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8778 (or 8773 counting only the distinct ones).

The product of its digits is 514500, while the sum is 43.

The square root of 73455775 is about 8570.6344572616. The cubic root of 73455775 is about 418.8019049048.

The spelling of 73455775 in words is "seventy-three million, four hundred fifty-five thousand, seven hundred seventy-five".