73603225 has 6 divisors (see below), whose sum is σ = 91268030. Its totient is φ = 58882560.

The previous prime is 73603219. The next prime is 73603237. The reversal of 73603225 is 52230637.

It can be written as a sum of positive squares in 3 ways, for example, as 808201 + 72795024 = 899^2 + 8532^2 .

It is not a de Polignac number, because 73603225 - 2⁵ = 73603193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73603193 and 73603202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1472040 + ... + 1472089.

Almost surely, 2^73603225 is an apocalyptic number.

It is an amenable number.

73603225 is a deficient number, since it is larger than the sum of its proper divisors (17664805).

73603225 is a wasteful number, since it uses less digits than its factorization.

73603225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2944139 (or 2944134 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 73603225 is about 8579.2321917524. The cubic root of 73603225 is about 419.0819421916.

It can be divided in two parts, 7360 and 3225, that added together give a triangular number (10585 = T₁₄₅).

The spelling of 73603225 in words is "seventy-three million, six hundred three thousand, two hundred twenty-five".