1386099040 has 24 divisors (see below), whose sum is σ = 3274659360. Its totient is φ = 554439552.

The previous prime is 1386098999. The next prime is 1386099061. The reversal of 1386099040 is 409906831.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 1386098984 and 1386099002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4331400 + ... + 4331719.

It is an arithmetic number, because the mean of its divisors is an integer number (136444140).

Almost surely, 2^1386099040 is an apocalyptic number.

1386099040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1386099040 is an abundant number, since it is smaller than the sum of its proper divisors (1888560320).

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

1386099040 is an equidigital number, since it uses as much as digits as its factorization.

1386099040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8663134 (or 8663126 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 1386099040 is about 37230.3510593172. The cubic root of 1386099040 is about 1114.9740360072.

The spelling of 1386099040 in words is "one billion, three hundred eighty-six million, ninety-nine thousand, forty".