1366746342 has 128 divisors (see below), whose sum is σ = 3273661440. Its totient is φ = 376358400.

The previous prime is 1366746301. The next prime is 1366746377. The reversal of 1366746342 is 2436476631.

It is a junction number, because it is equal to n+sod(n) for n = 1366746294 and 1366746303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3442488 + ... + 3442884.

It is an arithmetic number, because the mean of its divisors is an integer number (25575480).

Almost surely, 2^1366746342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1366746342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1636830720).

1366746342 is an abundant number, since it is smaller than the sum of its proper divisors (1906915098).

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

1366746342 is a wasteful number, since it uses less digits than its factorization.

1366746342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558.

The product of its digits is 435456, while the sum is 42.

The square root of 1366746342 is about 36969.5326180897. The cubic root of 1366746342 is about 1109.7606122834.

The spelling of 1366746342 in words is "one billion, three hundred sixty-six million, seven hundred forty-six thousand, three hundred forty-two".