73625625 has 40 divisors (see below), whose sum is σ = 136331360. Its totient is φ = 39258000.

The previous prime is 73625611. The next prime is 73625647. The reversal of 73625625 is 52652637.

It is a happy number.

73625625 is a `hidden beast` number, since 7 + 3 + 6 + 25 + 625 = 666.

It is not a de Polignac number, because 73625625 - 2⁵ = 73625593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73625625.

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 39 ways as a sum of consecutive naturals, for example, 14694 + ... + 19056.

It is an arithmetic number, because the mean of its divisors is an integer number (3408284).

Almost surely, 2^73625625 is an apocalyptic number.

73625625 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

73625625 is a deficient number, since it is larger than the sum of its proper divisors (62705735).

73625625 is an equidigital number, since it uses as much as digits as its factorization.

73625625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4392 (or 4371 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 73625625 is about 8580.5375705721. The cubic root of 73625625 is about 419.1244515760.

The spelling of 73625625 in words is "seventy-three million, six hundred twenty-five thousand, six hundred twenty-five".