1384655 has 8 divisors (see below), whose sum is σ = 1667952. Its totient is φ = 1103488.

The previous prime is 1384631. The next prime is 1384661. The reversal of 1384655 is 5564831.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1384655 - 2¹⁴ = 1368271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2039 + ... + 2631.

It is an arithmetic number, because the mean of its divisors is an integer number (208494).

2^1384655 is an apocalyptic number.

1384655 is a deficient number, since it is larger than the sum of its proper divisors (283297).

1384655 is an equidigital number, since it uses as much as digits as its factorization.

1384655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065.

The product of its digits is 14400, while the sum is 32.

The square root of 1384655 is about 1176.7136440103. The cubic root of 1384655 is about 111.4586707611.

The spelling of 1384655 in words is "one million, three hundred eighty-four thousand, six hundred fifty-five".