1040817898 has 8 divisors (see below), whose sum is σ = 1561501440. Its totient is φ = 520317420.

The previous prime is 1040817889. The next prime is 1040817913. The reversal of 1040817898 is 8987180401.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30538 + ... + 54901.

It is an arithmetic number, because the mean of its divisors is an integer number (195187680).

Almost surely, 2^1040817898 is an apocalyptic number.

1040817898 is a deficient number, since it is larger than the sum of its proper divisors (520683542).

1040817898 is an equidigital number, since it uses as much as digits as its factorization.

1040817898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91532.

The product of its (nonzero) digits is 129024, while the sum is 46.

The square root of 1040817898 is about 32261.7094711362. The cubic root of 1040817898 is about 1013.4249307157.

The spelling of 1040817898 in words is "one billion, forty million, eight hundred seventeen thousand, eight hundred ninety-eight".