948487987 has 8 divisors (see below), whose sum is σ = 1013170896. Its totient is φ = 884792832.

The previous prime is 948487951. The next prime is 948488003. The reversal of 948487987 is 789784849.

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

It is a cyclic number.

It is not a de Polignac number, because 948487987 - 2¹⁵ = 948455219 is a prime.

It is a super-2 number, since 2×948487987² = 1799258922966624338, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (948487387) 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, 244953 + ... + 248794.

It is an arithmetic number, because the mean of its divisors is an integer number (126646362).

Almost surely, 2^948487987 is an apocalyptic number.

948487987 is a deficient number, since it is larger than the sum of its proper divisors (64682909).

948487987 is a wasteful number, since it uses less digits than its factorization.

948487987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493877.

The product of its digits is 32514048, while the sum is 64.

The square root of 948487987 is about 30797.5321576259. The cubic root of 948487987 is about 982.5257584642.

The spelling of 948487987 in words is "nine hundred forty-eight million, four hundred eighty-seven thousand, nine hundred eighty-seven".