1308368 has 10 divisors (see below), whose sum is σ = 2534994. Its totient is φ = 654176.

The previous prime is 1308367. The next prime is 1308383. The reversal of 1308368 is 8638031.

It can be written as a sum of positive squares in only one way, i.e., 1236544 + 71824 = 1112^2 + 268^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1308368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1308367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40871 + ... + 40902.

2^1308368 is an apocalyptic number.

It is an amenable number.

1308368 is a deficient number, since it is larger than the sum of its proper divisors (1226626).

1308368 is an equidigital number, since it uses as much as digits as its factorization.

1308368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81781 (or 81775 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1308368 is about 1143.8391495311. The cubic root of 1308368 is about 109.3729613770.

The spelling of 1308368 in words is "one million, three hundred eight thousand, three hundred sixty-eight".