1392336 has 80 divisors (see below), whose sum is σ = 4374720. Its totient is φ = 420480.

The previous prime is 1392323. The next prime is 1392353. The reversal of 1392336 is 6332931.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4606 + ... + 4898.

It is an arithmetic number, because the mean of its divisors is an integer number (54684).

2^1392336 is an apocalyptic number.

1392336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1392336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2187360).

1392336 is an abundant number, since it is smaller than the sum of its proper divisors (2982384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1392336 is a wasteful number, since it uses less digits than its factorization.

1392336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321 (or 309 counting only the distinct ones).

The product of its digits is 2916, while the sum is 27.

The square root of 1392336 is about 1179.9728810443. The cubic root of 1392336 is about 111.6643864785.

It can be divided in two parts, 1392 and 336, that added together give a cube (1728 = 12³).

The spelling of 1392336 in words is "one million, three hundred ninety-two thousand, three hundred thirty-six".