961804994 has 8 divisors (see below), whose sum is σ = 1476258960. Its totient is φ = 469718676.

The previous prime is 961804993. The next prime is 961804997. The reversal of 961804994 is 499408169.

It is a happy number.

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 (961804993) by changing a digit.

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, 5591804 + ... + 5591975.

It is an arithmetic number, because the mean of its divisors is an integer number (184532370).

Almost surely, 2^961804994 is an apocalyptic number.

961804994 is a deficient number, since it is larger than the sum of its proper divisors (514453966).

961804994 is a wasteful number, since it uses less digits than its factorization.

961804994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11183824.

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 961804994 is about 31012.9810563254. The cubic root of 961804994 is about 987.1027062603.

The spelling of 961804994 in words is "nine hundred sixty-one million, eight hundred four thousand, nine hundred ninety-four".