1366225704 has 192 divisors, whose sum is σ = 4130380800. Its totient is φ = 421723584.

The previous prime is 1366225673. The next prime is 1366225717. The reversal of 1366225704 is 4075226631.

1366225704 is a `hidden beast` number, since 1 + 3 + 66 + 22 + 570 + 4 = 666.

1366225704 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1735599 + ... + 1736385.

It is an arithmetic number, because the mean of its divisors is an integer number (21512400).

Almost surely, 2^1366225704 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 1366225704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2065190400).

1366225704 is an abundant number, since it is smaller than the sum of its proper divisors (2764155096).

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

1366225704 is a wasteful number, since it uses less digits than its factorization.

1366225704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874 (or 858 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 1366225704 is about 36962.4905005061. The cubic root of 1366225704 is about 1109.6196797858.

The spelling of 1366225704 in words is "one billion, three hundred sixty-six million, two hundred twenty-five thousand, seven hundred four".