2142173652 has 24 divisors (see below), whose sum is σ = 5083125600. Its totient is φ = 701954976.

The previous prime is 2142173633. The next prime is 2142173681. The reversal of 2142173652 is 2563712412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1512127 + ... + 1513542.

It is an arithmetic number, because the mean of its divisors is an integer number (211796900).

Almost surely, 2^2142173652 is an apocalyptic number.

It is an amenable number.

2142173652 is an abundant number, since it is smaller than the sum of its proper divisors (2940951948).

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

2142173652 is a wasteful number, since it uses less digits than its factorization.

2142173652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3025735 (or 3025733 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 2142173652 is about 46283.6218548203. The cubic root of 2142173652 is about 1289.0949026366.

The spelling of 2142173652 in words is "two billion, one hundred forty-two million, one hundred seventy-three thousand, six hundred fifty-two".