2148173734 has 32 divisors (see below), whose sum is σ = 3853785600. Its totient is φ = 878076672.

The previous prime is 2148173719. The next prime is 2148173773. The reversal of 2148173734 is 4373718412.

It is a super-2 number, since 2×2148173734² = 9229300782895005512, which contains 22 as substring.

It is a congruent number.

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, 104217 + ... + 123115.

It is an arithmetic number, because the mean of its divisors is an integer number (120430800).

Almost surely, 2^2148173734 is an apocalyptic number.

2148173734 is a deficient number, since it is larger than the sum of its proper divisors (1705611866).

2148173734 is a wasteful number, since it uses less digits than its factorization.

2148173734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19284.

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

The square root of 2148173734 is about 46348.3951609978. The cubic root of 2148173734 is about 1290.2973362641.

The spelling of 2148173734 in words is "two billion, one hundred forty-eight million, one hundred seventy-three thousand, seven hundred thirty-four".