850401098 has 8 divisors (see below), whose sum is σ = 1350637092. Its totient is φ = 400188736.

The previous prime is 850401091. The next prime is 850401121. The reversal of 850401098 is 890104058.

It can be written as a sum of positive squares in 2 ways, for example, as 823288249 + 27112849 = 28693^2 + 5207^2 .

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

It is not an unprimeable number, because it can be changed into a prime (850401091) by changing a digit.

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, 12505865 + ... + 12505932.

Almost surely, 2^850401098 is an apocalyptic number.

850401098 is a deficient number, since it is larger than the sum of its proper divisors (500235994).

850401098 is a wasteful number, since it uses less digits than its factorization.

850401098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25011816.

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

The square root of 850401098 is about 29161.6374368793. The cubic root of 850401098 is about 947.4172127341.

The spelling of 850401098 in words is "eight hundred fifty million, four hundred one thousand, ninety-eight".