73293725 has 12 divisors (see below), whose sum is σ = 91908180. Its totient is φ = 57974400.

The previous prime is 73293719. The next prime is 73293733. The reversal of 73293725 is 52739237.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 481636 + 72812089 = 694^2 + 8533^2 .

It is not a de Polignac number, because 73293725 - 2²² = 69099421 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14246 + ... + 18695.

It is an arithmetic number, because the mean of its divisors is an integer number (7659015).

Almost surely, 2^73293725 is an apocalyptic number.

It is an amenable number.

73293725 is a deficient number, since it is larger than the sum of its proper divisors (18614455).

73293725 is a wasteful number, since it uses less digits than its factorization.

73293725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33040 (or 33035 counting only the distinct ones).

The product of its digits is 79380, while the sum is 38.

The square root of 73293725 is about 8561.1754449959. The cubic root of 73293725 is about 418.4937066875.

The spelling of 73293725 in words is "seventy-three million, two hundred ninety-three thousand, seven hundred twenty-five".