1473345 has 24 divisors (see below), whose sum is σ = 2644200. Its totient is φ = 758016.

The previous prime is 1473343. The next prime is 1473379. The reversal of 1473345 is 5433741.

1473345 = 130² + 131² + ... + 187².

It can be written as a sum of positive squares in 4 ways, for example, as 11664 + 1461681 = 108^2 + 1209^2 .

It is not a de Polignac number, because 1473345 - 2¹ = 1473343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1473341) 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 in 23 ways as a sum of consecutive naturals, for example, 741 + ... + 1869.

It is an arithmetic number, because the mean of its divisors is an integer number (110175).

2^1473345 is an apocalyptic number.

1473345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1473345 is a deficient number, since it is larger than the sum of its proper divisors (1170855).

1473345 is a wasteful number, since it uses less digits than its factorization.

1473345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169 (or 1166 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 1473345 is about 1213.8142361993. The cubic root of 1473345 is about 113.7893153959.

The spelling of 1473345 in words is "one million, four hundred seventy-three thousand, three hundred forty-five".