1890098 has 8 divisors (see below), whose sum is σ = 3240192. Its totient is φ = 810036.

The previous prime is 1890089. The next prime is 1890103. The reversal of 1890098 is 8900981.

It is a happy number.

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

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, 67490 + ... + 67517.

It is an arithmetic number, because the mean of its divisors is an integer number (405024).

2^1890098 is an apocalyptic number.

1890098 is a deficient number, since it is larger than the sum of its proper divisors (1350094).

1890098 is a wasteful number, since it uses less digits than its factorization.

1890098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135016.

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

The square root of 1890098 is about 1374.8083502801. The cubic root of 1890098 is about 123.6406959201.

The spelling of 1890098 in words is "one million, eight hundred ninety thousand, ninety-eight".