2148859272 has 64 divisors (see below), whose sum is σ = 6406548480. Its totient is φ = 587264832.

The previous prime is 2148859267. The next prime is 2148859289. The reversal of 2148859272 is 2729588412.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274198 + ... + 281925.

It is an arithmetic number, because the mean of its divisors is an integer number (100102320).

Almost surely, 2^2148859272 is an apocalyptic number.

It is an amenable number.

2148859272 is an abundant number, since it is smaller than the sum of its proper divisors (4257689208).

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

2148859272 is a wasteful number, since it uses less digits than its factorization.

2148859272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556162 (or 556158 counting only the distinct ones).

The product of its digits is 645120, while the sum is 48.

The square root of 2148859272 is about 46355.7900590638. The cubic root of 2148859272 is about 1290.4345774571.

The spelling of 2148859272 in words is "two billion, one hundred forty-eight million, eight hundred fifty-nine thousand, two hundred seventy-two".