961398006 has 8 divisors (see below), whose sum is σ = 1922796024. Its totient is φ = 320466000.

The previous prime is 961397939. The next prime is 961398017. The reversal of 961398006 is 600893169.

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

961398006 is an admirable number.

It is a super-2 number, since 2×961398006² = 1848572251881552072, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

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, 80116495 + ... + 80116506.

It is an arithmetic number, because the mean of its divisors is an integer number (240349503).

Almost surely, 2^961398006 is an apocalyptic number.

961398006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

961398006 is a wasteful number, since it uses less digits than its factorization.

961398006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160233006.

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 961398006 is about 31006.4187870834. The cubic root of 961398006 is about 986.9634557062.

The spelling of 961398006 in words is "nine hundred sixty-one million, three hundred ninety-eight thousand, six".