1379223 has 6 divisors (see below), whose sum is σ = 1992224. Its totient is φ = 919476.

The previous prime is 1379207. The next prime is 1379237. The reversal of 1379223 is 3229731.

It is not a de Polignac number, because 1379223 - 2⁴ = 1379207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1379263) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 76615 + ... + 76632.

2^1379223 is an apocalyptic number.

1379223 is a deficient number, since it is larger than the sum of its proper divisors (613001).

1379223 is a wasteful number, since it uses less digits than its factorization.

1379223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153253 (or 153250 counting only the distinct ones).

The product of its digits is 2268, while the sum is 27.

The square root of 1379223 is about 1174.4032527203. The cubic root of 1379223 is about 111.3127290048.

The spelling of 1379223 in words is "one million, three hundred seventy-nine thousand, two hundred twenty-three".