1396172 has 6 divisors (see below), whose sum is σ = 2443308. Its totient is φ = 698084.

The previous prime is 1396141. The next prime is 1396183. The reversal of 1396172 is 2716931.

It is an Ulam number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 174518 + ... + 174525.

It is an arithmetic number, because the mean of its divisors is an integer number (407218).

2^1396172 is an apocalyptic number.

It is an amenable number.

1396172 is a deficient number, since it is larger than the sum of its proper divisors (1047136).

1396172 is a wasteful number, since it uses less digits than its factorization.

1396172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349047 (or 349045 counting only the distinct ones).

The product of its digits is 2268, while the sum is 29.

The square root of 1396172 is about 1181.5972240997. The cubic root of 1396172 is about 111.7668406306.

The spelling of 1396172 in words is "one million, three hundred ninety-six thousand, one hundred seventy-two".