27250101 has 20 divisors (see below), whose sum is σ = 42479712. Its totient is φ = 17375688.

The previous prime is 27250087. The next prime is 27250121. The reversal of 27250101 is 10105272.

It is a de Polignac number, because none of the positive numbers 2^k-27250101 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27250121) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 5451 + ... + 9176.

Almost surely, 2^27250101 is an apocalyptic number.

It is an amenable number.

27250101 is a deficient number, since it is larger than the sum of its proper divisors (15229611).

27250101 is a wasteful number, since it uses less digits than its factorization.

27250101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14662 (or 14653 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 27250101 is about 5220.1629284918. The cubic root of 27250101 is about 300.9234545225.

Adding to 27250101 its reverse (10105272), we get a palindrome (37355373).

The spelling of 27250101 in words is "twenty-seven million, two hundred fifty thousand, one hundred one".