4921772 has 12 divisors (see below), whose sum is σ = 9119880. Its totient is φ = 2316096.

The previous prime is 4921771. The next prime is 4921781. The reversal of 4921772 is 2771294.

It is not an unprimeable number, because it can be changed into a prime (4921771) 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, 36122 + ... + 36257.

It is an arithmetic number, because the mean of its divisors is an integer number (759990).

Almost surely, 2^4921772 is an apocalyptic number.

It is an amenable number.

4921772 is a deficient number, since it is larger than the sum of its proper divisors (4198108).

4921772 is a wasteful number, since it uses less digits than its factorization.

4921772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72400 (or 72398 counting only the distinct ones).

The product of its digits is 7056, while the sum is 32.

The square root of 4921772 is about 2218.5067049707. The cubic root of 4921772 is about 170.1011163145.

The spelling of 4921772 in words is "four million, nine hundred twenty-one thousand, seven hundred seventy-two".