1406798328 has 64 divisors (see below), whose sum is σ = 3796531200. Its totient is φ = 431832960.

The previous prime is 1406798311. The next prime is 1406798339. The reversal of 1406798328 is 8238976041.

1406798328 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131833 + ... + 142103.

It is an arithmetic number, because the mean of its divisors is an integer number (59320800).

Almost surely, 2^1406798328 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 1406798328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1898265600).

1406798328 is an abundant number, since it is smaller than the sum of its proper divisors (2389732872).

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

1406798328 is a wasteful number, since it uses less digits than its factorization.

1406798328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10732 (or 10728 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 48.

The square root of 1406798328 is about 37507.3103274548. The cubic root of 1406798328 is about 1120.4967842919.

The spelling of 1406798328 in words is "one billion, four hundred six million, seven hundred ninety-eight thousand, three hundred twenty-eight".