1368724 has 12 divisors (see below), whose sum is σ = 2737504. Its totient is φ = 586584.

The previous prime is 1368683. The next prime is 1368727. The reversal of 1368724 is 4278631.

1368724 = 128² + 129² + ... + 183².

1368724 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1368727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24414 + ... + 24469.

2^1368724 is an apocalyptic number.

1368724 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1368724 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1368724 is a wasteful number, since it uses less digits than its factorization.

1368724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48894 (or 48892 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 1368724 is about 1169.9247839071. The cubic root of 1368724 is about 111.0295622367.

The spelling of 1368724 in words is "one million, three hundred sixty-eight thousand, seven hundred twenty-four".