250725073 has 4 divisors (see below), whose sum is σ = 251765668. Its totient is φ = 249684480.

The previous prime is 250725071. The next prime is 250725077. The reversal of 250725073 is 370527052.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 72982849 + 177742224 = 8543^2 + 13332^2 .

It is a cyclic number.

It is not a de Polignac number, because 250725073 - 2¹ = 250725071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (250725071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 519936 + ... + 520417.

It is an arithmetic number, because the mean of its divisors is an integer number (62941417).

Almost surely, 2^250725073 is an apocalyptic number.

It is an amenable number.

250725073 is a deficient number, since it is larger than the sum of its proper divisors (1040595).

250725073 is a wasteful number, since it uses less digits than its factorization.

250725073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040594.

The product of its (nonzero) digits is 14700, while the sum is 31.

The square root of 250725073 is about 15834.3005213366. The cubic root of 250725073 is about 630.5689602696.

The spelling of 250725073 in words is "two hundred fifty million, seven hundred twenty-five thousand, seventy-three".