1386492794 has 8 divisors (see below), whose sum is σ = 2146827648. Its totient is φ = 670883580.

The previous prime is 1386492787. The next prime is 1386492797. The reversal of 1386492794 is 4972946831.

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

It is not an unprimeable number, because it can be changed into a prime (1386492797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11181332 + ... + 11181455.

It is an arithmetic number, because the mean of its divisors is an integer number (268353456).

Almost surely, 2^1386492794 is an apocalyptic number.

1386492794 is a deficient number, since it is larger than the sum of its proper divisors (760334854).

1386492794 is a wasteful number, since it uses less digits than its factorization.

1386492794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22362820.

The product of its digits is 2612736, while the sum is 53.

The square root of 1386492794 is about 37235.6387618099. The cubic root of 1386492794 is about 1115.0796042022.

The spelling of 1386492794 in words is "one billion, three hundred eighty-six million, four hundred ninety-two thousand, seven hundred ninety-four".