2174542338 has 32 divisors (see below), whose sum is σ = 4458888000. Its totient is φ = 706576640.

The previous prime is 2174542333. The next prime is 2174542361. The reversal of 2174542338 is 8332454712.

It is a junction number, because it is equal to n+sod(n) for n = 2174542296 and 2174542305.

It is not an unprimeable number, because it can be changed into a prime (2174542333) 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 15 ways as a sum of consecutive naturals, for example, 365806 + ... + 371702.

It is an arithmetic number, because the mean of its divisors is an integer number (139340250).

Almost surely, 2^2174542338 is an apocalyptic number.

2174542338 is an abundant number, since it is smaller than the sum of its proper divisors (2284345662).

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

2174542338 is a wasteful number, since it uses less digits than its factorization.

2174542338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7442.

The product of its digits is 161280, while the sum is 39.

The square root of 2174542338 is about 46631.9883556342. The cubic root of 2174542338 is about 1295.5553017695. Note that the first 3 decimals are identical.

The spelling of 2174542338 in words is "two billion, one hundred seventy-four million, five hundred forty-two thousand, three hundred thirty-eight".