271738642 has 32 divisors (see below), whose sum is σ = 510261120. Its totient is φ = 105826560.

The previous prime is 271738633. The next prime is 271738651. The reversal of 271738642 is 246837172.

It is an interprime number because it is at equal distance from previous prime (271738633) and next prime (271738651).

It is a junction number, because it is equal to n+sod(n) for n = 271738595 and 271738604.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 12784 + ... + 26587.

It is an arithmetic number, because the mean of its divisors is an integer number (15945660).

Almost surely, 2^271738642 is an apocalyptic number.

271738642 is a deficient number, since it is larger than the sum of its proper divisors (238522478).

271738642 is a wasteful number, since it uses less digits than its factorization.

271738642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39426.

The product of its digits is 112896, while the sum is 40.

The square root of 271738642 is about 16484.4970199275. The cubic root of 271738642 is about 647.7147696191.

The spelling of 271738642 in words is "two hundred seventy-one million, seven hundred thirty-eight thousand, six hundred forty-two".