1473649 has 2 divisors, whose sum is σ = 1473650. Its totient is φ = 1473648.

The previous prime is 1473631. The next prime is 1473671. The reversal of 1473649 is 9463741.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 921600 + 552049 = 960^2 + 743^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1473649 is a prime.

It is not a weakly prime, because it can be changed into another prime (1473049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736824 + 736825.

It is an arithmetic number, because the mean of its divisors is an integer number (736825).

2^1473649 is an apocalyptic number.

It is an amenable number.

1473649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1473649 is an equidigital number, since it uses as much as digits as its factorization.

1473649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 34.

The square root of 1473649 is about 1213.9394548329. The cubic root of 1473649 is about 113.7971410292.

The spelling of 1473649 in words is "one million, four hundred seventy-three thousand, six hundred forty-nine".