1366248 has 64 divisors (see below), whose sum is σ = 3830400. Its totient is φ = 403200.

The previous prime is 1366241. The next prime is 1366279. The reversal of 1366248 is 8426631.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1366241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8973 + ... + 9123.

It is an arithmetic number, because the mean of its divisors is an integer number (59850).

2^1366248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1366248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1915200).

1366248 is an abundant number, since it is smaller than the sum of its proper divisors (2464152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1366248 is a wasteful number, since it uses less digits than its factorization.

1366248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 198 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 1366248 is about 1168.8661172264. The cubic root of 1366248 is about 110.9625715867.

The spelling of 1366248 in words is "one million, three hundred sixty-six thousand, two hundred forty-eight".