271904146 has 4 divisors (see below), whose sum is σ = 407856222. Its totient is φ = 135952072.

The previous prime is 271904141. The next prime is 271904147. The reversal of 271904146 is 641409172.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 265201225 + 6702921 = 16285^2 + 2589^2 .

It is a super-2 number, since 2×271904146² = 147863729223978632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (271904141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67976035 + ... + 67976038.

Almost surely, 2^271904146 is an apocalyptic number.

271904146 is a deficient number, since it is larger than the sum of its proper divisors (135952076).

271904146 is a wasteful number, since it uses less digits than its factorization.

271904146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135952075.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 271904146 is about 16489.5162451783. The cubic root of 271904146 is about 647.8462410805.

The spelling of 271904146 in words is "two hundred seventy-one million, nine hundred four thousand, one hundred forty-six".