1493633 has 2 divisors, whose sum is σ = 1493634. Its totient is φ = 1493632.

The previous prime is 1493623. The next prime is 1493641. The reversal of 1493633 is 3363941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1481089 + 12544 = 1217^2 + 112^2 .

It is a cyclic number.

It is not a de Polignac number, because 1493633 - 2⁴ = 1493617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1493596 and 1493605.

It is not a weakly prime, because it can be changed into another prime (1493623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746816 + 746817.

It is an arithmetic number, because the mean of its divisors is an integer number (746817).

2^1493633 is an apocalyptic number.

It is an amenable number.

1493633 is a deficient number, since it is larger than the sum of its proper divisors (1).

1493633 is an equidigital number, since it uses as much as digits as its factorization.

1493633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 29.

The square root of 1493633 is about 1222.1427903482. The cubic root of 1493633 is about 114.3092302056.

The spelling of 1493633 in words is "one million, four hundred ninety-three thousand, six hundred thirty-three".