4721699 has 4 divisors (see below), whose sum is σ = 4999464. Its totient is φ = 4443936.

The previous prime is 4721687. The next prime is 4721719. The reversal of 4721699 is 9961274.

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

It is not a de Polignac number, because 4721699 - 2¹⁶ = 4656163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4721609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138857 + ... + 138890.

It is an arithmetic number, because the mean of its divisors is an integer number (1249866).

Almost surely, 2^4721699 is an apocalyptic number.

4721699 is a deficient number, since it is larger than the sum of its proper divisors (277765).

4721699 is a wasteful number, since it uses less digits than its factorization.

4721699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277764.

The product of its digits is 27216, while the sum is 38.

The square root of 4721699 is about 2172.9470771282. The cubic root of 4721699 is about 167.7642550425.

The spelling of 4721699 in words is "four million, seven hundred twenty-one thousand, six hundred ninety-nine".