945999456 has 96 divisors (see below), whose sum is σ = 2572674048. Its totient is φ = 304174080.

The previous prime is 945999443. The next prime is 945999479. The reversal of 945999456 is 654999549.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 945999456.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318876 + ... + 321828.

It is an arithmetic number, because the mean of its divisors is an integer number (26798688).

Almost surely, 2^945999456 is an apocalyptic number.

945999456 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 945999456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1286337024).

945999456 is an abundant number, since it is smaller than the sum of its proper divisors (1626674592).

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

945999456 is a wasteful number, since it uses less digits than its factorization.

945999456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3084 (or 3076 counting only the distinct ones).

The product of its digits is 15746400, while the sum is 60.

The square root of 945999456 is about 30757.1041549753. The cubic root of 945999456 is about 981.6657274446.

The spelling of 945999456 in words is "nine hundred forty-five million, nine hundred ninety-nine thousand, four hundred fifty-six".