1386330 has 32 divisors (see below), whose sum is σ = 3630528. Its totient is φ = 336000.

The previous prime is 1386317. The next prime is 1386337. The reversal of 1386330 is 336831.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1386330.

It is not an unprimeable number, because it can be changed into a prime (1386337) 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 15 ways as a sum of consecutive naturals, for example, 1771 + ... + 2430.

It is an arithmetic number, because the mean of its divisors is an integer number (113454).

2^1386330 is an apocalyptic number.

1386330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1386330 is an abundant number, since it is smaller than the sum of its proper divisors (2244198).

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

1386330 is a wasteful number, since it uses less digits than its factorization.

1386330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4222.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1386330 is about 1177.4251568571. The cubic root of 1386330 is about 111.5035960419.

The spelling of 1386330 in words is "one million, three hundred eighty-six thousand, three hundred thirty".