1368788 has 6 divisors (see below), whose sum is σ = 2395386. Its totient is φ = 684392.

The previous prime is 1368761. The next prime is 1368791. The reversal of 1368788 is 8878631.

It can be written as a sum of positive squares in only one way, i.e., 1085764 + 283024 = 1042^2 + 532^2 .

It is a nialpdrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171095 + ... + 171102.

It is an arithmetic number, because the mean of its divisors is an integer number (399231).

2^1368788 is an apocalyptic number.

It is an amenable number.

1368788 is a deficient number, since it is larger than the sum of its proper divisors (1026598).

1368788 is a wasteful number, since it uses less digits than its factorization.

1368788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342201 (or 342199 counting only the distinct ones).

The product of its digits is 64512, while the sum is 41.

The square root of 1368788 is about 1169.9521357731. The cubic root of 1368788 is about 111.0312927491.

The spelling of 1368788 in words is "one million, three hundred sixty-eight thousand, seven hundred eighty-eight".