2143692552 has 32 divisors (see below), whose sum is σ = 5592242880. Its totient is φ = 683496000.

The previous prime is 2143692527. The next prime is 2143692553. The reversal of 2143692552 is 2552963412.

It is a self number, because there is not a number n which added to its sum of digits gives 2143692552.

It is not an unprimeable number, because it can be changed into a prime (2143692553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1941199 + ... + 1942302.

It is an arithmetic number, because the mean of its divisors is an integer number (174757590).

Almost surely, 2^2143692552 is an apocalyptic number.

It is an amenable number.

2143692552 is an abundant number, since it is smaller than the sum of its proper divisors (3448550328).

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

2143692552 is a wasteful number, since it uses less digits than its factorization.

2143692552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3883533 (or 3883529 counting only the distinct ones).

The product of its digits is 129600, while the sum is 39.

The square root of 2143692552 is about 46300.0275593870. The cubic root of 2143692552 is about 1289.3995065850.

The spelling of 2143692552 in words is "two billion, one hundred forty-three million, six hundred ninety-two thousand, five hundred fifty-two".