4992001 has 8 divisors (see below), whose sum is σ = 5756544. Its totient is φ = 4240320.

The previous prime is 4991983. The next prime is 4992007. The reversal of 4992001 is 1002994.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4992001 - 2¹¹ = 4989953 is a prime.

It is a Duffinian number.

4992001 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4992007) 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 7 ways as a sum of consecutive naturals, for example, 2365 + ... + 3946.

It is an arithmetic number, because the mean of its divisors is an integer number (719568).

Almost surely, 2^4992001 is an apocalyptic number.

It is an amenable number.

4992001 is a deficient number, since it is larger than the sum of its proper divisors (764543).

4992001 is a wasteful number, since it uses less digits than its factorization.

4992001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6431.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 4992001 is about 2234.2786307889. The cubic root of 4992001 is about 170.9063586799.

Adding to 4992001 its reverse (1002994), we get a palindrome (5994995).

It can be divided in two parts, 499 and 2001, that added together give a square (2500 = 50²).

The spelling of 4992001 in words is "four million, nine hundred ninety-two thousand, one".