1319898 has 8 divisors (see below), whose sum is σ = 2639808. Its totient is φ = 439964.

The previous prime is 1319893. The next prime is 1319909. The reversal of 1319898 is 8989131.

It is a happy number.

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

1319898 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1319893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109986 + ... + 109997.

It is an arithmetic number, because the mean of its divisors is an integer number (329976).

2^1319898 is an apocalyptic number.

1319898 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1319898 is a wasteful number, since it uses less digits than its factorization.

1319898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219988.

The product of its digits is 15552, while the sum is 39.

The square root of 1319898 is about 1148.8681386478. The cubic root of 1319898 is about 109.6933054695.

The spelling of 1319898 in words is "one million, three hundred nineteen thousand, eight hundred ninety-eight".