271401628 has 6 divisors (see below), whose sum is σ = 474952856. Its totient is φ = 135700812.

The previous prime is 271401589. The next prime is 271401629. The reversal of 271401628 is 826104172.

It is a self number, because there is not a number n which added to its sum of digits gives 271401628.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (271401629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33925200 + ... + 33925207.

Almost surely, 2^271401628 is an apocalyptic number.

It is an amenable number.

271401628 is a deficient number, since it is larger than the sum of its proper divisors (203551228).

271401628 is a wasteful number, since it uses less digits than its factorization.

271401628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67850411 (or 67850409 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 271401628 is about 16474.2716986215. The cubic root of 271401628 is about 647.4468905919.

The spelling of 271401628 in words is "two hundred seventy-one million, four hundred one thousand, six hundred twenty-eight".