2154335232 has 88 divisors (see below), whose sum is σ = 6562452736. Its totient is φ = 615518208.

The previous prime is 2154335221. The next prime is 2154335233. The reversal of 2154335232 is 2325334512.

It is a self number, because there is not a number n which added to its sum of digits gives 2154335232.

It is not an unprimeable number, because it can be changed into a prime (2154335233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28588 + ... + 71595.

Almost surely, 2^2154335232 is an apocalyptic number.

It is an amenable number.

2154335232 is an abundant number, since it is smaller than the sum of its proper divisors (4408117504).

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

2154335232 is a wasteful number, since it uses less digits than its factorization.

2154335232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100213 (or 100195 counting only the distinct ones).

The product of its digits is 21600, while the sum is 30.

The square root of 2154335232 is about 46414.8169445922. The cubic root of 2154335232 is about 1291.5297902012.

Adding to 2154335232 its reverse (2325334512), we get a palindrome (4479669744).

The spelling of 2154335232 in words is "two billion, one hundred fifty-four million, three hundred thirty-five thousand, two hundred thirty-two".