4927985 has 4 divisors (see below), whose sum is σ = 5913588. Its totient is φ = 3942384.

The previous prime is 4927933. The next prime is 4928029. The reversal of 4927985 is 5897294.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2900209 + 2027776 = 1703^2 + 1424^2 .

It is a cyclic number.

It is not a de Polignac number, because 4927985 - 2⁶ = 4927921 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492794 + ... + 492803.

It is an arithmetic number, because the mean of its divisors is an integer number (1478397).

Almost surely, 2^4927985 is an apocalyptic number.

It is an amenable number.

4927985 is a deficient number, since it is larger than the sum of its proper divisors (985603).

4927985 is an equidigital number, since it uses as much as digits as its factorization.

4927985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985602.

The product of its digits is 181440, while the sum is 44.

The square root of 4927985 is about 2219.9065295638. The cubic root of 4927985 is about 170.1726619453.

The spelling of 4927985 in words is "four million, nine hundred twenty-seven thousand, nine hundred eighty-five".