1660098 has 16 divisors (see below), whose sum is σ = 3622176. Its totient is φ = 503040.

The previous prime is 1660097. The next prime is 1660103. The reversal of 1660098 is 8900661.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1660097) 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, 12511 + ... + 12642.

It is an arithmetic number, because the mean of its divisors is an integer number (226386).

2^1660098 is an apocalyptic number.

1660098 is an abundant number, since it is smaller than the sum of its proper divisors (1962078).

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

1660098 is a wasteful number, since it uses less digits than its factorization.

1660098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25169.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 1660098 is about 1288.4479034870. The cubic root of 1660098 is about 118.4071447630.

The spelling of 1660098 in words is "one million, six hundred sixty thousand, ninety-eight".