4921892 has 12 divisors (see below), whose sum is σ = 8651916. Its totient is φ = 2449920.

The previous prime is 4921883. The next prime is 4921913. The reversal of 4921892 is 2981294.

It can be written as a sum of positive squares in 2 ways, for example, as 817216 + 4104676 = 904^2 + 2026^2 .

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1709 + ... + 3572.

It is an arithmetic number, because the mean of its divisors is an integer number (720993).

Almost surely, 2^4921892 is an apocalyptic number.

It is an amenable number.

4921892 is a deficient number, since it is larger than the sum of its proper divisors (3730024).

4921892 is a wasteful number, since it uses less digits than its factorization.

4921892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5518 (or 5516 counting only the distinct ones).

The product of its digits is 10368, while the sum is 35.

The square root of 4921892 is about 2218.5337500250. The cubic root of 4921892 is about 170.1024987413.

The spelling of 4921892 in words is "four million, nine hundred twenty-one thousand, eight hundred ninety-two".