1339216 has 10 divisors (see below), whose sum is σ = 2594762. Its totient is φ = 669600.

The previous prime is 1339211. The next prime is 1339223. The reversal of 1339216 is 6129331.

It can be written as a sum of positive squares in only one way, i.e., 705600 + 633616 = 840^2 + 796^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1339211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41835 + ... + 41866.

2^1339216 is an apocalyptic number.

1339216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1339216 is a deficient number, since it is larger than the sum of its proper divisors (1255546).

1339216 is an equidigital number, since it uses as much as digits as its factorization.

1339216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83709 (or 83703 counting only the distinct ones).

The product of its digits is 972, while the sum is 25.

The square root of 1339216 is about 1157.2450043098. The cubic root of 1339216 is about 110.2258719694.

The spelling of 1339216 in words is "one million, three hundred thirty-nine thousand, two hundred sixteen".