2152554250 has 64 divisors (see below), whose sum is σ = 5023938816. Its totient is φ = 670920000.

The previous prime is 2152554233. The next prime is 2152554253. The reversal of 2152554250 is 524552512.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2152554253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36661 + ... + 75160.

It is an arithmetic number, because the mean of its divisors is an integer number (78499044).

Almost surely, 2^2152554250 is an apocalyptic number.

2152554250 is an abundant number, since it is smaller than the sum of its proper divisors (2871384566).

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

2152554250 is a wasteful number, since it uses less digits than its factorization.

2152554250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111856 (or 111846 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 2152554250 is about 46395.6274879433. The cubic root of 2152554250 is about 1291.1737909089.

The spelling of 2152554250 in words is "two billion, one hundred fifty-two million, five hundred fifty-four thousand, two hundred fifty".