4921172 has 24 divisors (see below), whose sum is σ = 9072000. Its totient is φ = 2331296.

The previous prime is 4921159. The next prime is 4921181. The reversal of 4921172 is 2711294.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13529 + ... + 13887.

It is an arithmetic number, because the mean of its divisors is an integer number (378000).

Almost surely, 2^4921172 is an apocalyptic number.

It is an amenable number.

4921172 is a deficient number, since it is larger than the sum of its proper divisors (4150828).

4921172 is a wasteful number, since it uses less digits than its factorization.

4921172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535 (or 533 counting only the distinct ones).

The product of its digits is 1008, while the sum is 26.

The square root of 4921172 is about 2218.3714747535. The cubic root of 4921172 is about 170.0942038436.

The spelling of 4921172 in words is "four million, nine hundred twenty-one thousand, one hundred seventy-two".