1396673319 has 8 divisors (see below), whose sum is σ = 1866380400. Its totient is φ = 929040896.

The previous prime is 1396673309. The next prime is 1396673329. The reversal of 1396673319 is 9133766931.

It is an interprime number because it is at equal distance from previous prime (1396673309) and next prime (1396673329).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1396673319 is a prime.

It is a super-2 number, since 2×1396673319² = 3901392720012951522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396673309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517092 + ... + 519785.

It is an arithmetic number, because the mean of its divisors is an integer number (233297550).

Almost surely, 2^1396673319 is an apocalyptic number.

1396673319 is a deficient number, since it is larger than the sum of its proper divisors (469707081).

1396673319 is a wasteful number, since it uses less digits than its factorization.

1396673319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1037329.

The product of its digits is 551124, while the sum is 48.

The square root of 1396673319 is about 37372.0927832521. The cubic root of 1396673319 is about 1117.8021628338.

The spelling of 1396673319 in words is "one billion, three hundred ninety-six million, six hundred seventy-three thousand, three hundred nineteen".