961827806 has 8 divisors (see below), whose sum is σ = 1458952560. Its totient is φ = 475510288.

The previous prime is 961827799. The next prime is 961827883. The reversal of 961827806 is 608728169.

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

It is a super-2 number, since 2×961827806² = 1850225456789547272, which contains 22 as substring.

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, 2701586 + ... + 2701941.

It is an arithmetic number, because the mean of its divisors is an integer number (182369070).

Almost surely, 2^961827806 is an apocalyptic number.

961827806 is a deficient number, since it is larger than the sum of its proper divisors (497124754).

961827806 is a wasteful number, since it uses less digits than its factorization.

961827806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5403618.

The product of its (nonzero) digits is 290304, while the sum is 47.

The square root of 961827806 is about 31013.3488356224. The cubic root of 961827806 is about 987.1105102015.

The spelling of 961827806 in words is "nine hundred sixty-one million, eight hundred twenty-seven thousand, eight hundred six".