1862272 has 16 divisors (see below), whose sum is σ = 3710250. Its totient is φ = 931072.

The previous prime is 1862251. The next prime is 1862279. The reversal of 1862272 is 2722681.

It can be written as a sum of positive squares in only one way, i.e., 1308736 + 553536 = 1144^2 + 744^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 1862272.

It is not an unprimeable number, because it can be changed into a prime (1862279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7147 + ... + 7402.

2^1862272 is an apocalyptic number.

It is an amenable number.

1862272 is a deficient number, since it is larger than the sum of its proper divisors (1847978).

1862272 is an equidigital number, since it uses as much as digits as its factorization.

1862272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14563 (or 14551 counting only the distinct ones).

The product of its digits is 2688, while the sum is 28.

The square root of 1862272 is about 1364.6508711022. The cubic root of 1862272 is about 123.0309482130.

The spelling of 1862272 in words is "one million, eight hundred sixty-two thousand, two hundred seventy-two".