946044918 has 144 divisors (see below), whose sum is σ = 2611129248. Its totient is φ = 241056000.

The previous prime is 946044907. The next prime is 946044919. The reversal of 946044918 is 819440649.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946044919) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1573818 + ... + 1574418.

It is an arithmetic number, because the mean of its divisors is an integer number (18132842).

Almost surely, 2^946044918 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 946044918, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1305564624).

946044918 is an abundant number, since it is smaller than the sum of its proper divisors (1665084330).

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

946044918 is a wasteful number, since it uses less digits than its factorization.

946044918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691 (or 657 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 946044918 is about 30757.8431948666. The cubic root of 946044918 is about 981.6814525320.

The spelling of 946044918 in words is "nine hundred forty-six million, forty-four thousand, nine hundred eighteen".