945804918 has 16 divisors (see below), whose sum is σ = 1891947456. Its totient is φ = 315212040.

The previous prime is 945804917. The next prime is 945804973. The reversal of 945804918 is 819408549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945804917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36133 + ... + 56543.

It is an arithmetic number, because the mean of its divisors is an integer number (118246716).

Almost surely, 2^945804918 is an apocalyptic number.

945804918 is an abundant number, since it is smaller than the sum of its proper divisors (946142538).

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

945804918 is a wasteful number, since it uses less digits than its factorization.

945804918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28139.

The product of its (nonzero) digits is 414720, while the sum is 48.

The square root of 945804918 is about 30753.9415034886. The cubic root of 945804918 is about 981.5984319938.

The spelling of 945804918 in words is "nine hundred forty-five million, eight hundred four thousand, nine hundred eighteen".