1319828 has 6 divisors (see below), whose sum is σ = 2309706. Its totient is φ = 659912.

The previous prime is 1319821. The next prime is 1319839. The reversal of 1319828 is 8289131.

It can be written as a sum of positive squares in only one way, i.e., 925444 + 394384 = 962^2 + 628^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1319794 and 1319803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1319821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164975 + ... + 164982.

It is an arithmetic number, because the mean of its divisors is an integer number (384951).

2^1319828 is an apocalyptic number.

It is an amenable number.

1319828 is a deficient number, since it is larger than the sum of its proper divisors (989878).

1319828 is a wasteful number, since it uses less digits than its factorization.

1319828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329961 (or 329959 counting only the distinct ones).

The product of its digits is 3456, while the sum is 32.

The square root of 1319828 is about 1148.8376734770. The cubic root of 1319828 is about 109.6913662623.

The spelling of 1319828 in words is "one million, three hundred nineteen thousand, eight hundred twenty-eight".