2153028276 has 60 divisors (see below), whose sum is σ = 6432511008. Its totient is φ = 615150288.

The previous prime is 2153028271. The next prime is 2153028323. The reversal of 2153028276 is 6728203512.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2153028276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153028271) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 472386 + ... + 476921.

Almost surely, 2^2153028276 is an apocalyptic number.

It is an amenable number.

2153028276 is an abundant number, since it is smaller than the sum of its proper divisors (4279482732).

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

2153028276 is a wasteful number, since it uses less digits than its factorization.

2153028276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949330 (or 949319 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 2153028276 is about 46400.7357269257. The cubic root of 2153028276 is about 1291.2685628177.

The spelling of 2153028276 in words is "two billion, one hundred fifty-three million, twenty-eight thousand, two hundred seventy-six".