1396026814 has 64 divisors (see below), whose sum is σ = 2706794496. Its totient is φ = 524836224.

The previous prime is 1396026809. The next prime is 1396026829. The reversal of 1396026814 is 4186206931.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 698064 + ... + 700060.

It is an arithmetic number, because the mean of its divisors is an integer number (42293664).

Almost surely, 2^1396026814 is an apocalyptic number.

1396026814 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1396026814 is a deficient number, since it is larger than the sum of its proper divisors (1310767682).

1396026814 is a wasteful number, since it uses less digits than its factorization.

1396026814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2209.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 1396026814 is about 37363.4422129439. The cubic root of 1396026814 is about 1117.6296633641.

The spelling of 1396026814 in words is "one billion, three hundred ninety-six million, twenty-six thousand, eight hundred fourteen".