73225505 has 16 divisors (see below), whose sum is σ = 89861184. Its totient is φ = 57268800.

The previous prime is 73225501. The next prime is 73225507. The reversal of 73225505 is 50552237.

It is not a de Polignac number, because 73225505 - 2² = 73225501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73225501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41042 + ... + 42788.

It is an arithmetic number, because the mean of its divisors is an integer number (5616324).

Almost surely, 2^73225505 is an apocalyptic number.

It is an amenable number.

73225505 is a deficient number, since it is larger than the sum of its proper divisors (16635679).

73225505 is a wasteful number, since it uses less digits than its factorization.

73225505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936.

The product of its (nonzero) digits is 10500, while the sum is 29.

The square root of 73225505 is about 8557.1902514786. The cubic root of 73225505 is about 418.3638251594.

The spelling of 73225505 in words is "seventy-three million, two hundred twenty-five thousand, five hundred five".