1099002 has 8 divisors (see below), whose sum is σ = 2198016. Its totient is φ = 366332.

The previous prime is 1098989. The next prime is 1099031. The reversal of 1099002 is 2009901.

It is a happy number.

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

1099002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1099002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91578 + ... + 91589.

It is an arithmetic number, because the mean of its divisors is an integer number (274752).

2^1099002 is an apocalyptic number.

1099002 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.

1099002 is a wasteful number, since it uses less digits than its factorization.

1099002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183172.

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 1099002 is about 1048.3329623741. The cubic root of 1099002 is about 103.1967834464.

The spelling of 1099002 in words is "one million, ninety-nine thousand, two".