1408899 has 8 divisors (see below), whose sum is σ = 1914192. Its totient is φ = 921440.

The previous prime is 1408889. The next prime is 1408961. The reversal of 1408899 is 9988041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1408899 - 2⁵ = 1408867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1408829) 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 7 ways as a sum of consecutive naturals, for example, 4272 + ... + 4589.

It is an arithmetic number, because the mean of its divisors is an integer number (239274).

2^1408899 is an apocalyptic number.

1408899 is a deficient number, since it is larger than the sum of its proper divisors (505293).

1408899 is an equidigital number, since it uses as much as digits as its factorization.

1408899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8917.

The product of its (nonzero) digits is 20736, while the sum is 39.

The square root of 1408899 is about 1186.9705135344. The cubic root of 1408899 is about 112.1054226336.

The spelling of 1408899 in words is "one million, four hundred eight thousand, eight hundred ninety-nine".