73006725 has 24 divisors (see below), whose sum is σ = 131679072. Its totient is φ = 35396800.

The previous prime is 73006723. The next prime is 73006729. The reversal of 73006725 is 52760037.

It is not a de Polignac number, because 73006725 - 2¹ = 73006723 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 73006692 and 73006701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73006723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43422 + ... + 45071.

It is an arithmetic number, because the mean of its divisors is an integer number (5486628).

Almost surely, 2^73006725 is an apocalyptic number.

73006725 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

73006725 is a deficient number, since it is larger than the sum of its proper divisors (58672347).

73006725 is a wasteful number, since it uses less digits than its factorization.

73006725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88517 (or 88512 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 73006725 is about 8544.3972871116. The cubic root of 73006725 is about 417.9467530596.

The spelling of 73006725 in words is "seventy-three million, six thousand, seven hundred twenty-five".