73020825 has 24 divisors (see below), whose sum is σ = 134143200. Its totient is φ = 38944080.

The previous prime is 73020817. The next prime is 73020833. The reversal of 73020825 is 52802037.

It is an interprime number because it is at equal distance from previous prime (73020817) and next prime (73020833).

It is not a de Polignac number, because 73020825 - 2³ = 73020817 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 23 ways as a sum of consecutive naturals, for example, 53415 + ... + 54764.

It is an arithmetic number, because the mean of its divisors is an integer number (5589300).

Almost surely, 2^73020825 is an apocalyptic number.

73020825 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

73020825 is a deficient number, since it is larger than the sum of its proper divisors (61122375).

73020825 is a wasteful number, since it uses less digits than its factorization.

73020825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108198 (or 108187 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 73020825 is about 8545.2223493599. Note that the first 3 decimals coincide. The cubic root of 73020825 is about 417.9736577495.

The spelling of 73020825 in words is "seventy-three million, twenty thousand, eight hundred twenty-five".