1473561 has 6 divisors (see below), whose sum is σ = 2128490. Its totient is φ = 982368.

The previous prime is 1473557. The next prime is 1473569. The reversal of 1473561 is 1653741.

It can be written as a sum of positive squares in only one way, i.e., 1265625 + 207936 = 1125^2 + 456^2 .

It is not a de Polignac number, because 1473561 - 2² = 1473557 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1473569) 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 5 ways as a sum of consecutive naturals, for example, 81856 + ... + 81873.

2^1473561 is an apocalyptic number.

It is an amenable number.

1473561 is a deficient number, since it is larger than the sum of its proper divisors (654929).

1473561 is a wasteful number, since it uses less digits than its factorization.

1473561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163735 (or 163732 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 1473561 is about 1213.9032086620. The cubic root of 1473561 is about 113.7948758250.

The spelling of 1473561 in words is "one million, four hundred seventy-three thousand, five hundred sixty-one".