850401097 has 8 divisors (see below), whose sum is σ = 1046647616. Its totient is φ = 672844752.

The previous prime is 850401091. The next prime is 850401121. The reversal of 850401097 is 790104058.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 850401097 - 2³ = 850401089 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 4672443 + ... + 4672624.

It is an arithmetic number, because the mean of its divisors is an integer number (130830952).

Almost surely, 2^850401097 is an apocalyptic number.

It is an amenable number.

850401097 is a deficient number, since it is larger than the sum of its proper divisors (196246519).

850401097 is a wasteful number, since it uses less digits than its factorization.

850401097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9345087.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 850401097 is about 29161.6374197335. The cubic root of 850401097 is about 947.4172123627.

The spelling of 850401097 in words is "eight hundred fifty million, four hundred one thousand, ninety-seven".