1339466 has 4 divisors (see below), whose sum is σ = 2009202. Its totient is φ = 669732.

The previous prime is 1339463. The next prime is 1339487. The reversal of 1339466 is 6649331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6649331 = 13 ⋅511487.

It can be written as a sum of positive squares in only one way, i.e., 1042441 + 297025 = 1021^2 + 545^2 .

It is not an unprimeable number, because it can be changed into a prime (1339463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 334865 + ... + 334868.

2^1339466 is an apocalyptic number.

1339466 is a deficient number, since it is larger than the sum of its proper divisors (669736).

1339466 is an equidigital number, since it uses as much as digits as its factorization.

1339466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669735.

The product of its digits is 11664, while the sum is 32.

The square root of 1339466 is about 1157.3530144256. The cubic root of 1339466 is about 110.2327303983.

The spelling of 1339466 in words is "one million, three hundred thirty-nine thousand, four hundred sixty-six".