1335998 has 4 divisors (see below), whose sum is σ = 2004000. Its totient is φ = 667998.

The previous prime is 1335991. The next prime is 1336003. The reversal of 1335998 is 8995331.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1335991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333998 + ... + 334001.

It is an arithmetic number, because the mean of its divisors is an integer number (501000).

2^1335998 is an apocalyptic number.

1335998 is a deficient number, since it is larger than the sum of its proper divisors (668002).

1335998 is an equidigital number, since it uses as much as digits as its factorization.

1335998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668001.

The product of its digits is 29160, while the sum is 38.

The square root of 1335998 is about 1155.8537969830. The cubic root of 1335998 is about 110.1375139689.

The spelling of 1335998 in words is "one million, three hundred thirty-five thousand, nine hundred ninety-eight".