1377804 has 24 divisors (see below), whose sum is σ = 3384640. Its totient is φ = 435024.

The previous prime is 1377793. The next prime is 1377811. The reversal of 1377804 is 4087731.

It is a happy number.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2794 + ... + 3249.

2^1377804 is an apocalyptic number.

It is an amenable number.

1377804 is an abundant number, since it is smaller than the sum of its proper divisors (2006836).

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

1377804 is a wasteful number, since it uses less digits than its factorization.

1377804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6069 (or 6067 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 1377804 is about 1173.7989606402. The cubic root of 1377804 is about 111.2745415706.

The spelling of 1377804 in words is "one million, three hundred seventy-seven thousand, eight hundred four".