1045898 has 8 divisors (see below), whose sum is σ = 1792992. Its totient is φ = 448236.

The previous prime is 1045859. The next prime is 1045903. The reversal of 1045898 is 8985401.

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37340 + ... + 37367.

It is an arithmetic number, because the mean of its divisors is an integer number (224124).

2^1045898 is an apocalyptic number.

1045898 is a deficient number, since it is larger than the sum of its proper divisors (747094).

1045898 is an equidigital number, since it uses as much as digits as its factorization.

1045898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74716.

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 1045898 is about 1022.6915468508. The cubic root of 1045898 is about 101.5071055554.

The spelling of 1045898 in words is "one million, forty-five thousand, eight hundred ninety-eight".