1506473 has 2 divisors, whose sum is σ = 1506474. Its totient is φ = 1506472.

The previous prime is 1506457. The next prime is 1506487. The reversal of 1506473 is 3746051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1283689 + 222784 = 1133^2 + 472^2 .

It is an emirp because it is prime and its reverse (3746051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1506473 - 2⁴ = 1506457 is a prime.

It is not a weakly prime, because it can be changed into another prime (1506413) 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 as a sum of consecutive naturals, namely, 753236 + 753237.

It is an arithmetic number, because the mean of its divisors is an integer number (753237).

2^1506473 is an apocalyptic number.

It is an amenable number.

1506473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1506473 is an equidigital number, since it uses as much as digits as its factorization.

1506473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 1506473 is about 1227.3846177951. The cubic root of 1506473 is about 114.6358487504.

The spelling of 1506473 in words is "one million, five hundred six thousand, four hundred seventy-three".