1383506 has 8 divisors (see below), whose sum is σ = 2104704. Its totient is φ = 681940.

The previous prime is 1383497. The next prime is 1383509. The reversal of 1383506 is 6053831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1383509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4730 + ... + 5013.

It is an arithmetic number, because the mean of its divisors is an integer number (263088).

2^1383506 is an apocalyptic number.

1383506 is a deficient number, since it is larger than the sum of its proper divisors (721198).

1383506 is an equidigital number, since it uses as much as digits as its factorization.

1383506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9816.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1383506 is about 1176.2253185508. The cubic root of 1383506 is about 111.4278324049.

The spelling of 1383506 in words is "one million, three hundred eighty-three thousand, five hundred six".