4891926 has 32 divisors (see below), whose sum is σ = 10725120. Its totient is φ = 1478304.

The previous prime is 4891897. The next prime is 4891927. The reversal of 4891926 is 6291984.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4891927) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4071 + ... + 5133.

It is an arithmetic number, because the mean of its divisors is an integer number (335160).

Almost surely, 2^4891926 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4891926, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5362560).

4891926 is an abundant number, since it is smaller than the sum of its proper divisors (5833194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4891926 is a wasteful number, since it uses less digits than its factorization.

4891926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140.

The product of its digits is 31104, while the sum is 39.

The square root of 4891926 is about 2211.7698795309. The cubic root of 4891926 is about 169.7565835770.

It can be divided in two parts, 489 and 1926, that added together give a triangular number (2415 = T₆₉).

The spelling of 4891926 in words is "four million, eight hundred ninety-one thousand, nine hundred twenty-six".