2532256987 has 4 divisors (see below), whose sum is σ = 2727046000. Its totient is φ = 2337467976.

The previous prime is 2532256963. The next prime is 2532256999. The reversal of 2532256987 is 7896522352.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2532256987 - 2¹¹ = 2532254939 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2532256987.

It is not an unprimeable number, because it can be changed into a prime (2532256927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97394487 + ... + 97394512.

It is an arithmetic number, because the mean of its divisors is an integer number (681761500).

Almost surely, 2^2532256987 is an apocalyptic number.

2532256987 is a deficient number, since it is larger than the sum of its proper divisors (194789013).

2532256987 is a wasteful number, since it uses less digits than its factorization.

2532256987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194789012.

The product of its digits is 1814400, while the sum is 49.

The square root of 2532256987 is about 50321.5360159048. The cubic root of 2532256987 is about 1363.0211433126.

The spelling of 2532256987 in words is "two billion, five hundred thirty-two million, two hundred fifty-six thousand, nine hundred eighty-seven".