1306372 has 6 divisors (see below), whose sum is σ = 2286158. Its totient is φ = 653184.

The previous prime is 1306367. The next prime is 1306373. The reversal of 1306372 is 2736031.

It can be written as a sum of positive squares in only one way, i.e., 1290496 + 15876 = 1136^2 + 126^2 .

It is not an unprimeable number, because it can be changed into a prime (1306373) by changing a digit.

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, 163293 + ... + 163300.

2^1306372 is an apocalyptic number.

It is an amenable number.

1306372 is a deficient number, since it is larger than the sum of its proper divisors (979786).

1306372 is a wasteful number, since it uses less digits than its factorization.

1306372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326597 (or 326595 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 1306372 is about 1142.9663162141. The cubic root of 1306372 is about 109.3173145611.

The spelling of 1306372 in words is "one million, three hundred six thousand, three hundred seventy-two".