1669098 has 16 divisors (see below), whose sum is σ = 3362400. Its totient is φ = 552336.

The previous prime is 1669097. The next prime is 1669099. The reversal of 1669098 is 8909661.

It is an interprime number because it is at equal distance from previous prime (1669097) and next prime (1669099).

It is not an unprimeable number, because it can be changed into a prime (1669091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40 + ... + 1827.

It is an arithmetic number, because the mean of its divisors is an integer number (210150).

2^1669098 is an apocalyptic number.

1669098 is an abundant number, since it is smaller than the sum of its proper divisors (1693302).

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

1669098 is a wasteful number, since it uses less digits than its factorization.

1669098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021.

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 1669098 is about 1291.9357569167. The cubic root of 1669098 is about 118.6207354259.

The spelling of 1669098 in words is "one million, six hundred sixty-nine thousand, ninety-eight".