1406863396 has 12 divisors (see below), whose sum is σ = 2463205248. Its totient is φ = 703090472.

The previous prime is 1406863369. The next prime is 1406863397. The reversal of 1406863396 is 6933686041.

It is not an unprimeable number, because it can be changed into a prime (1406863397) by changing a digit.

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, 75916 + ... + 92611.

It is an arithmetic number, because the mean of its divisors is an integer number (205267104).

Almost surely, 2^1406863396 is an apocalyptic number.

It is an amenable number.

1406863396 is a deficient number, since it is larger than the sum of its proper divisors (1056341852).

1406863396 is a wasteful number, since it uses less digits than its factorization.

1406863396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170618 (or 170616 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 46.

The square root of 1406863396 is about 37508.1777216649. The cubic root of 1406863396 is about 1120.5140593008.

The spelling of 1406863396 in words is "one billion, four hundred six million, eight hundred sixty-three thousand, three hundred ninety-six".