2152440528 has 80 divisors (see below), whose sum is σ = 6361723776. Its totient is φ = 614315520.

The previous prime is 2152440527. The next prime is 2152440539. The reversal of 2152440528 is 8250442512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152440527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364318 + ... + 370178.

Almost surely, 2^2152440528 is an apocalyptic number.

2152440528 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2152440528 is an abundant number, since it is smaller than the sum of its proper divisors (4209283248).

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

2152440528 is a wasteful number, since it uses less digits than its factorization.

2152440528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6972 (or 6966 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 33.

The square root of 2152440528 is about 46394.4019036780. The cubic root of 2152440528 is about 1291.1510524263.

The spelling of 2152440528 in words is "two billion, one hundred fifty-two million, four hundred forty thousand, five hundred twenty-eight".