4911944 has 8 divisors (see below), whose sum is σ = 9209910. Its totient is φ = 2455968.

The previous prime is 4911943. The next prime is 4911961. The reversal of 4911944 is 4491194.

It can be written as a sum of positive squares in only one way, i.e., 4622500 + 289444 = 2150^2 + 538^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 4911944.

It is not an unprimeable number, because it can be changed into a prime (4911941) 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 as a sum of consecutive naturals, namely, 306989 + ... + 307004.

Almost surely, 2^4911944 is an apocalyptic number.

It is an amenable number.

4911944 is a deficient number, since it is larger than the sum of its proper divisors (4297966).

4911944 is a wasteful number, since it uses less digits than its factorization.

4911944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613999 (or 613995 counting only the distinct ones).

The product of its digits is 5184, while the sum is 32.

The square root of 4911944 is about 2216.2905946649. The cubic root of 4911944 is about 169.9878191964.

The spelling of 4911944 in words is "four million, nine hundred eleven thousand, nine hundred forty-four".