272631601 has 16 divisors (see below), whose sum is σ = 315750528. Its totient is φ = 232646400.

The previous prime is 272631587. The next prime is 272631647. The reversal of 272631601 is 106136272.

272631601 = 94² + 95² + ... + 935².

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-272631601 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 272631601.

It is not an unprimeable number, because it can be changed into a prime (272631101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76996 + ... + 80458.

It is an arithmetic number, because the mean of its divisors is an integer number (19734408).

Almost surely, 2^272631601 is an apocalyptic number.

It is an amenable number.

272631601 is a deficient number, since it is larger than the sum of its proper divisors (43118927).

272631601 is a wasteful number, since it uses less digits than its factorization.

272631601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3912.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 272631601 is about 16511.5596174317. The cubic root of 272631601 is about 648.4234779851.

Adding to 272631601 its reverse (106136272), we get a palindrome (378767873).

The spelling of 272631601 in words is "two hundred seventy-two million, six hundred thirty-one thousand, six hundred one".