4963987 has 4 divisors (see below), whose sum is σ = 5673136. Its totient is φ = 4254840.

The previous prime is 4963967. The next prime is 4964009. The reversal of 4963987 is 7893694.

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 4963987 - 2⁷ = 4963859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4963967) 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, 354564 + ... + 354577.

It is an arithmetic number, because the mean of its divisors is an integer number (1418284).

Almost surely, 2^4963987 is an apocalyptic number.

4963987 is a deficient number, since it is larger than the sum of its proper divisors (709149).

4963987 is an equidigital number, since it uses as much as digits as its factorization.

4963987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709148.

The product of its digits is 326592, while the sum is 46.

The square root of 4963987 is about 2228.0006732494. Note that the first 3 decimals coincide. The cubic root of 4963987 is about 170.5860626218.

The spelling of 4963987 in words is "four million, nine hundred sixty-three thousand, nine hundred eighty-seven".