1396427536 has 20 divisors (see below), whose sum is σ = 3092089792. Its totient is φ = 598468896.

The previous prime is 1396427531. The next prime is 1396427567. The reversal of 1396427536 is 6357246931.

It is not an unprimeable number, because it can be changed into a prime (1396427531) 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, 6233940 + ... + 6234163.

Almost surely, 2^1396427536 is an apocalyptic number.

1396427536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1396427536 is an abundant number, since it is smaller than the sum of its proper divisors (1695662256).

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

1396427536 is a wasteful number, since it uses less digits than its factorization.

1396427536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12468118 (or 12468112 counting only the distinct ones).

The product of its digits is 816480, while the sum is 46.

The square root of 1396427536 is about 37368.8043158996. The cubic root of 1396427536 is about 1117.7365896649.

The spelling of 1396427536 in words is "one billion, three hundred ninety-six million, four hundred twenty-seven thousand, five hundred thirty-six".