2126736 has 60 divisors (see below), whose sum is σ = 6183632. Its totient is φ = 707616.

The previous prime is 2126687. The next prime is 2126749. The reversal of 2126736 is 6376212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 3 and base 6.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3615 + ... + 4161.

2^2126736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2126736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3091816).

2126736 is an abundant number, since it is smaller than the sum of its proper divisors (4056896).

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

2126736 is an equidigital number, since it uses as much as digits as its factorization.

2126736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570 (or 552 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 2126736 is about 1458.3332952381. Note that the first 3 decimals coincide. The cubic root of 2126736 is about 128.5990797671.

The spelling of 2126736 in words is "two million, one hundred twenty-six thousand, seven hundred thirty-six".