1472021 has 2 divisors, whose sum is σ = 1472022. Its totient is φ = 1472020.

The previous prime is 1472017. The next prime is 1472033. The reversal of 1472021 is 1202741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1464100 + 7921 = 1210^2 + 89^2 .

It is an emirp because it is prime and its reverse (1202741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1472021 - 2² = 1472017 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1472041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736010 + 736011.

It is an arithmetic number, because the mean of its divisors is an integer number (736011).

2^1472021 is an apocalyptic number.

It is an amenable number.

1472021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1472021 is an equidigital number, since it uses as much as digits as its factorization.

1472021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 1472021 is about 1213.2687253861. The cubic root of 1472021 is about 113.7552201444.

Adding to 1472021 its reverse (1202741), we get a palindrome (2674762).

It can be divided in two parts, 14720 and 21, that added together give a palindrome (14741).

The spelling of 1472021 in words is "one million, four hundred seventy-two thousand, twenty-one".