1493263 has 6 divisors (see below), whose sum is σ = 1586576. Its totient is φ = 1405152.

The previous prime is 1493257. The next prime is 1493273. The reversal of 1493263 is 3623941.

It is a de Polignac number, because none of the positive numbers 2^k-1493263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1493213) 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, 2295 + ... + 2872.

2^1493263 is an apocalyptic number.

1493263 is a deficient number, since it is larger than the sum of its proper divisors (93313).

1493263 is an equidigital number, since it uses as much as digits as its factorization.

1493263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5201 (or 5184 counting only the distinct ones).

The product of its digits is 3888, while the sum is 28.

The square root of 1493263 is about 1221.9914074984. The cubic root of 1493263 is about 114.2997906025.

The spelling of 1493263 in words is "one million, four hundred ninety-three thousand, two hundred sixty-three".