250500225 has 24 divisors (see below), whose sum is σ = 419160672. Its totient is φ = 131987200.

The previous prime is 250500197. The next prime is 250500233. The reversal of 250500225 is 522005052.

250500225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 250500225 - 2²² = 246305921 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13896 + ... + 26345.

It is an arithmetic number, because the mean of its divisors is an integer number (17465028).

Almost surely, 2^250500225 is an apocalyptic number.

250500225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

250500225 is a deficient number, since it is larger than the sum of its proper divisors (168660447).

250500225 is a wasteful number, since it uses less digits than its factorization.

250500225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40337 (or 40332 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 250500225 is about 15827.1988993631. The cubic root of 250500225 is about 630.3804076955.

Adding to 250500225 its reverse (522005052), we get a palindrome (772505277).

The spelling of 250500225 in words is "two hundred fifty million, five hundred thousand, two hundred twenty-five".