1368477 has 24 divisors (see below), whose sum is σ = 2253888. Its totient is φ = 792000.

The previous prime is 1368473. The next prime is 1368487. The reversal of 1368477 is 7748631.

It is not a de Polignac number, because 1368477 - 2² = 1368473 is a prime.

1368477 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1368473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1977 + ... + 2577.

It is an arithmetic number, because the mean of its divisors is an integer number (93912).

2^1368477 is an apocalyptic number.

It is an amenable number.

1368477 is a deficient number, since it is larger than the sum of its proper divisors (885411).

1368477 is a wasteful number, since it uses less digits than its factorization.

1368477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641 (or 638 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 1368477 is about 1169.8192168023. The cubic root of 1368477 is about 111.0228830349.

The spelling of 1368477 in words is "one million, three hundred sixty-eight thousand, four hundred seventy-seven".