1008998 has 8 divisors (see below), whose sum is σ = 1517808. Its totient is φ = 503064.

The previous prime is 1008991. The next prime is 1009007. The reversal of 1008998 is 8998001.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1008991) 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, 815 + ... + 1637.

It is an arithmetic number, because the mean of its divisors is an integer number (189726).

2^1008998 is an apocalyptic number.

1008998 is a deficient number, since it is larger than the sum of its proper divisors (508810).

1008998 is an equidigital number, since it uses as much as digits as its factorization.

1008998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438.

The product of its (nonzero) digits is 5184, while the sum is 35.

The square root of 1008998 is about 1004.4889247772. The cubic root of 1008998 is about 100.2990382035.

The spelling of 1008998 in words is "one million, eight thousand, nine hundred ninety-eight".