953664420 has 48 divisors (see below), whose sum is σ = 2762343360. Its totient is φ = 245540736.

The previous prime is 953664407. The next prime is 953664421. The reversal of 953664420 is 24466359.

It is not an unprimeable number, because it can be changed into a prime (953664421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272302 + ... + 275781.

It is an arithmetic number, because the mean of its divisors is an integer number (57548820).

Almost surely, 2^953664420 is an apocalyptic number.

It is an amenable number.

953664420 is an abundant number, since it is smaller than the sum of its proper divisors (1808678940).

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

953664420 is a wasteful number, since it uses less digits than its factorization.

953664420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548124 (or 548122 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 953664420 is about 30881.4575433220. The cubic root of 953664420 is about 984.3099154348.

The spelling of 953664420 in words is "nine hundred fifty-three million, six hundred sixty-four thousand, four hundred twenty".