1406704716 has 18 divisors (see below), whose sum is σ = 3555837012. Its totient is φ = 468901560.

The previous prime is 1406704703. The next prime is 1406704721. The reversal of 1406704716 is 6174076041.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 39075131 = 1406704716 / (1 + 4 + 0 + 6 + 7 + 0 + 4 + 7 + 1 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19537530 + ... + 19537601.

Almost surely, 2^1406704716 is an apocalyptic number.

It is an amenable number.

1406704716 is an abundant number, since it is smaller than the sum of its proper divisors (2149132296).

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

1406704716 is a wasteful number, since it uses less digits than its factorization.

1406704716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39075141 (or 39075136 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 1406704716 is about 37506.0623899657. The cubic root of 1406704716 is about 1120.4719301558.

The spelling of 1406704716 in words is "one billion, four hundred six million, seven hundred four thousand, seven hundred sixteen".