1406656608 has 96 divisors (see below), whose sum is σ = 4309853184. Its totient is φ = 393341952.

The previous prime is 1406656607. The next prime is 1406656631. The reversal of 1406656608 is 8066566041.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 1406656608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406656607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9316 + ... + 53852.

It is an arithmetic number, because the mean of its divisors is an integer number (44894304).

Almost surely, 2^1406656608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1406656608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2154926592).

1406656608 is an abundant number, since it is smaller than the sum of its proper divisors (2903196576).

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

1406656608 is a wasteful number, since it uses less digits than its factorization.

1406656608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44604 (or 44596 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 1406656608 is about 37505.4210481632. The cubic root of 1406656608 is about 1120.4591569757.

The spelling of 1406656608 in words is "one billion, four hundred six million, six hundred fifty-six thousand, six hundred eight".