1339670 has 8 divisors (see below), whose sum is σ = 2411424. Its totient is φ = 535864.

The previous prime is 1339669. The next prime is 1339673. The reversal of 1339670 is 769331.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1339673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66974 + ... + 66993.

It is an arithmetic number, because the mean of its divisors is an integer number (301428).

2^1339670 is an apocalyptic number.

1339670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1339670 is a deficient number, since it is larger than the sum of its proper divisors (1071754).

1339670 is a wasteful number, since it uses less digits than its factorization.

1339670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133974.

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 1339670 is about 1157.4411432120. The cubic root of 1339670 is about 110.2383262441.

It can be divided in two parts, 1339 and 670, that multiplied together give a triangular number (897130 = T₁₃₃₉).

The spelling of 1339670 in words is "one million, three hundred thirty-nine thousand, six hundred seventy".