945419986 has 16 divisors (see below), whose sum is σ = 1621131264. Its totient is φ = 405077184.

The previous prime is 945419977. The next prime is 945419987. The reversal of 945419986 is 689914549.

It is not an unprimeable number, because it can be changed into a prime (945419987) 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 7 ways as a sum of consecutive naturals, for example, 80506 + ... + 91498.

It is an arithmetic number, because the mean of its divisors is an integer number (101320704).

Almost surely, 2^945419986 is an apocalyptic number.

945419986 is a deficient number, since it is larger than the sum of its proper divisors (675711278).

945419986 is a wasteful number, since it uses less digits than its factorization.

945419986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17145.

The product of its digits is 2799360, while the sum is 55.

The square root of 945419986 is about 30747.6826118652. The cubic root of 945419986 is about 981.4652474043.

The spelling of 945419986 in words is "nine hundred forty-five million, four hundred nineteen thousand, nine hundred eighty-six".