1406066056 has 16 divisors (see below), whose sum is σ = 2791454940. Its totient is φ = 661678080.

The previous prime is 1406066047. The next prime is 1406066069. The reversal of 1406066056 is 6506606041.

It can be written as a sum of positive squares in 2 ways, for example, as 1331520100 + 74545956 = 36490^2 + 8634^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5169225 + ... + 5169496.

Almost surely, 2^1406066056 is an apocalyptic number.

It is an amenable number.

1406066056 is a deficient number, since it is larger than the sum of its proper divisors (1385388884).

1406066056 is a wasteful number, since it uses less digits than its factorization.

1406066056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10338744 (or 10338740 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 1406066056 is about 37497.5473331257. The cubic root of 1406066056 is about 1120.3023354713.

The spelling of 1406066056 in words is "one billion, four hundred six million, sixty-six thousand, fifty-six".