1840098 has 32 divisors (see below), whose sum is σ = 4096512. Its totient is φ = 547200.

The previous prime is 1840087. The next prime is 1840109. The reversal of 1840098 is 8900481.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1840087) and next prime (1840109).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2038 + ... + 2798.

It is an arithmetic number, because the mean of its divisors is an integer number (128016).

2^1840098 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1840098, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2048256).

1840098 is an abundant number, since it is smaller than the sum of its proper divisors (2256414).

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

1840098 is a wasteful number, since it uses less digits than its factorization.

1840098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 1840098 is about 1356.5021194233. The cubic root of 1840098 is about 122.5406889685.

The spelling of 1840098 in words is "one million, eight hundred forty thousand, ninety-eight".