1836272 has 40 divisors (see below), whose sum is σ = 3879216. Its totient is φ = 838656.

The previous prime is 1836271. The next prime is 1836277. The reversal of 1836272 is 2726381.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1836271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11618 + ... + 11774.

2^1836272 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 1836272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1939608).

1836272 is an abundant number, since it is smaller than the sum of its proper divisors (2042944).

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

1836272 is a wasteful number, since it uses less digits than its factorization.

1836272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225 (or 219 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 1836272 is about 1355.0911408463. The cubic root of 1836272 is about 122.4556996554.

The spelling of 1836272 in words is "one million, eight hundred thirty-six thousand, two hundred seventy-two".