650006398 has 8 divisors (see below), whose sum is σ = 975415392. Its totient is φ = 324867936.

The previous prime is 650006393. The next prime is 650006431. The reversal of 650006398 is 893600056.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650006393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61515 + ... + 71302.

It is an arithmetic number, because the mean of its divisors is an integer number (121926924).

Almost surely, 2^650006398 is an apocalyptic number.

650006398 is a deficient number, since it is larger than the sum of its proper divisors (325408994).

650006398 is a wasteful number, since it uses less digits than its factorization.

650006398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135266.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 650006398 is about 25495.2230427584. The cubic root of 650006398 is about 866.2419474843.

The spelling of 650006398 in words is "six hundred fifty million, six thousand, three hundred ninety-eight".