1396929 has 4 divisors (see below), whose sum is σ = 1862576. Its totient is φ = 931284.

The previous prime is 1396909. The next prime is 1396939. The reversal of 1396929 is 9296931.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1396929 - 2⁸ = 1396673 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1396909) 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, 232819 + ... + 232824.

It is an arithmetic number, because the mean of its divisors is an integer number (465644).

2^1396929 is an apocalyptic number.

It is an amenable number.

1396929 is a deficient number, since it is larger than the sum of its proper divisors (465647).

1396929 is an equidigital number, since it uses as much as digits as its factorization.

1396929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465646.

The product of its digits is 26244, while the sum is 39.

The square root of 1396929 is about 1181.9175098119. The cubic root of 1396929 is about 111.7870368556.

The spelling of 1396929 in words is "one million, three hundred ninety-six thousand, nine hundred twenty-nine".