4867993 has 4 divisors (see below), whose sum is σ = 5242468. Its totient is φ = 4493520.

The previous prime is 4867963. The next prime is 4867999. The reversal of 4867993 is 3997684.

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 2715904 + 2152089 = 1648^2 + 1467^2 .

It is a cyclic number.

It is not a de Polignac number, because 4867993 - 2⁹ = 4867481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4867999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187218 + ... + 187243.

It is an arithmetic number, because the mean of its divisors is an integer number (1310617).

Almost surely, 2^4867993 is an apocalyptic number.

It is an amenable number.

4867993 is a deficient number, since it is larger than the sum of its proper divisors (374475).

4867993 is a wasteful number, since it uses less digits than its factorization.

4867993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374474.

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

The square root of 4867993 is about 2206.3528729557. The cubic root of 4867993 is about 169.4792948433.

The spelling of 4867993 in words is "four million, eight hundred sixty-seven thousand, nine hundred ninety-three".