2039473 has 6 divisors (see below), whose sum is σ = 2166806. Its totient is φ = 1919232.

The previous prime is 2039467. The next prime is 2039491. The reversal of 2039473 is 3749302.

It can be written as a sum of positive squares in 3 ways, for example, as 1567504 + 471969 = 1252^2 + 687^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2039473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2039423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3240 + ... + 3817.

2^2039473 is an apocalyptic number.

It is an amenable number.

2039473 is a deficient number, since it is larger than the sum of its proper divisors (127333).

2039473 is an equidigital number, since it uses as much as digits as its factorization.

2039473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7091 (or 7074 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 2039473 is about 1428.1011868912. The cubic root of 2039473 is about 126.8155919951.

It can be divided in two parts, 20 and 39473, that added together give a palindrome (39493).

The spelling of 2039473 in words is "two million, thirty-nine thousand, four hundred seventy-three".