252626587 has 8 divisors (see below), whose sum is σ = 254977632. Its totient is φ = 250286400.

The previous prime is 252626573. The next prime is 252626599. The reversal of 252626587 is 785626252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252626587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252620587) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48378 + ... + 53344.

It is an arithmetic number, because the mean of its divisors is an integer number (31872204).

Almost surely, 2^252626587 is an apocalyptic number.

252626587 is a deficient number, since it is larger than the sum of its proper divisors (2351045).

252626587 is a wasteful number, since it uses less digits than its factorization.

252626587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5429.

The product of its digits is 403200, while the sum is 43.

The square root of 252626587 is about 15894.2312491042. The cubic root of 252626587 is about 632.1590382152.

The spelling of 252626587 in words is "two hundred fifty-two million, six hundred twenty-six thousand, five hundred eighty-seven".