1306330 has 8 divisors (see below), whose sum is σ = 2351412. Its totient is φ = 522528.

The previous prime is 1306313. The next prime is 1306339. The reversal of 1306330 is 336031.

It can be written as a sum of positive squares in 2 ways, for example, as 1185921 + 120409 = 1089^2 + 347^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1306339) 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, 65307 + ... + 65326.

2^1306330 is an apocalyptic number.

1306330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1306330 is a deficient number, since it is larger than the sum of its proper divisors (1045082).

1306330 is a wasteful number, since it uses less digits than its factorization.

1306330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130640.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 1306330 is about 1142.9479428215. The cubic root of 1306330 is about 109.3161430274.

Subtracting from 1306330 its reverse (336031), we obtain a cube (970299 = 99³).

The spelling of 1306330 in words is "one million, three hundred six thousand, three hundred thirty".