1392696 has 72 divisors (see below), whose sum is σ = 4076280. Its totient is φ = 428736.

The previous prime is 1392679. The next prime is 1392697. The reversal of 1392696 is 6962931.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a self number, because there is not a number n which added to its sum of digits gives 1392696.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1392697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 48010 + ... + 48038.

It is an arithmetic number, because the mean of its divisors is an integer number (56615).

2^1392696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1392696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2038140).

1392696 is an abundant number, since it is smaller than the sum of its proper divisors (2683584).

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

1392696 is a wasteful number, since it uses less digits than its factorization.

1392696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 57 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 1392696 is about 1180.1254170638. The cubic root of 1392696 is about 111.6740095664.

The spelling of 1392696 in words is "one million, three hundred ninety-two thousand, six hundred ninety-six".