2147571374 has 16 divisors (see below), whose sum is σ = 3470272512. Its totient is φ = 990867168.

The previous prime is 2147571319. The next prime is 2147571379. The reversal of 2147571374 is 4731757412.

It is a happy number.

It is a super-2 number, since 2×2147571374² = 9224125612848495752, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2147571379) 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 in 7 ways as a sum of consecutive naturals, for example, 81632 + ... + 104684.

It is an arithmetic number, because the mean of its divisors is an integer number (216892032).

Almost surely, 2^2147571374 is an apocalyptic number.

2147571374 is a deficient number, since it is larger than the sum of its proper divisors (1322701138).

2147571374 is a wasteful number, since it uses less digits than its factorization.

2147571374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26651.

The product of its digits is 164640, while the sum is 41.

The square root of 2147571374 is about 46341.8965300299. The cubic root of 2147571374 is about 1290.1767227792.

The spelling of 2147571374 in words is "two billion, one hundred forty-seven million, five hundred seventy-one thousand, three hundred seventy-four".