2152434342 has 48 divisors (see below), whose sum is σ = 4620646080. Its totient is φ = 668155824.

The previous prime is 2152434329. The next prime is 2152434391. The reversal of 2152434342 is 2434342512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119373 + ... + 136215.

It is an arithmetic number, because the mean of its divisors is an integer number (96263460).

Almost surely, 2^2152434342 is an apocalyptic number.

2152434342 is an abundant number, since it is smaller than the sum of its proper divisors (2468211738).

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

2152434342 is a wasteful number, since it uses less digits than its factorization.

2152434342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16945 (or 16926 counting only the distinct ones).

The product of its digits is 23040, while the sum is 30.

The square root of 2152434342 is about 46394.3352361040. The cubic root of 2152434342 is about 1291.1498155253.

Adding to 2152434342 its reverse (2434342512), we get a palindrome (4586776854).

The spelling of 2152434342 in words is "two billion, one hundred fifty-two million, four hundred thirty-four thousand, three hundred forty-two".