2134173438 has 24 divisors (see below), whose sum is σ = 4896045648. Its totient is φ = 669544512.

The previous prime is 2134173413. The next prime is 2134173443. The reversal of 2134173438 is 8343714312.

2134173438 is a `hidden beast` number, since 21 + 34 + 173 + 438 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3486906 + ... + 3487517.

It is an arithmetic number, because the mean of its divisors is an integer number (204001902).

Almost surely, 2^2134173438 is an apocalyptic number.

2134173438 is an abundant number, since it is smaller than the sum of its proper divisors (2761872210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2134173438 is a wasteful number, since it uses less digits than its factorization.

2134173438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6974448 (or 6974445 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 2134173438 is about 46197.1150397944. The cubic root of 2134173438 is about 1287.4881389928.

The spelling of 2134173438 in words is "two billion, one hundred thirty-four million, one hundred seventy-three thousand, four hundred thirty-eight".