1338273 has 12 divisors (see below), whose sum is σ = 1944228. Its totient is φ = 887040.

The previous prime is 1338269. The next prime is 1338277. The reversal of 1338273 is 3728331.

It is an interprime number because it is at equal distance from previous prime (1338269) and next prime (1338277).

It can be written as a sum of positive squares in 2 ways, for example, as 439569 + 898704 = 663^2 + 948^2 .

It is not a de Polignac number, because 1338273 - 2² = 1338269 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1338277) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1861 + ... + 2477.

It is an arithmetic number, because the mean of its divisors is an integer number (162019).

2^1338273 is an apocalyptic number.

It is an amenable number.

1338273 is a deficient number, since it is larger than the sum of its proper divisors (605955).

1338273 is a wasteful number, since it uses less digits than its factorization.

1338273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864 (or 861 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 1338273 is about 1156.8374993922. The cubic root of 1338273 is about 110.1999942908.

The spelling of 1338273 in words is "one million, three hundred thirty-eight thousand, two hundred seventy-three".