4891912 has 16 divisors (see below), whose sum is σ = 9195840. Its totient is φ = 2439696.

The previous prime is 4891897. The next prime is 4891927. The reversal of 4891912 is 2191984.

It is an interprime number because it is at equal distance from previous prime (4891897) and next prime (4891927).

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, 5533 + ... + 6355.

It is an arithmetic number, because the mean of its divisors is an integer number (574740).

Almost surely, 2^4891912 is an apocalyptic number.

It is an amenable number.

4891912 is a deficient number, since it is larger than the sum of its proper divisors (4303928).

4891912 is a wasteful number, since it uses less digits than its factorization.

4891912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572 (or 1568 counting only the distinct ones).

The product of its digits is 5184, while the sum is 34.

The square root of 4891912 is about 2211.7667146424. The cubic root of 4891912 is about 169.7564216371.

It can be divided in two parts, 489 and 1912, that added together give a 4-th power (2401 = 7⁴).

The spelling of 4891912 in words is "four million, eight hundred ninety-one thousand, nine hundred twelve".