4631993 has 8 divisors (see below), whose sum is σ = 4964928. Its totient is φ = 4310064.

The previous prime is 4631987. The next prime is 4631999. The reversal of 4631993 is 3991364.

It is an interprime number because it is at equal distance from previous prime (4631987) and next prime (4631999).

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 4631993 - 2¹⁴ = 4615609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4631999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1871 + ... + 3572.

It is an arithmetic number, because the mean of its divisors is an integer number (620616).

Almost surely, 2^4631993 is an apocalyptic number.

It is an amenable number.

4631993 is a deficient number, since it is larger than the sum of its proper divisors (332935).

4631993 is a wasteful number, since it uses less digits than its factorization.

4631993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5503.

The product of its digits is 17496, while the sum is 35.

The square root of 4631993 is about 2152.2065421330. The cubic root of 4631993 is about 166.6950222866.

The spelling of 4631993 in words is "four million, six hundred thirty-one thousand, nine hundred ninety-three".