423520884 has 36 divisors (see below), whose sum is σ = 1105104000. Its totient is φ = 136619280.

The previous prime is 423520871. The next prime is 423520891. The reversal of 423520884 is 488025324.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188634 + ... + 190865.

Almost surely, 2^423520884 is an apocalyptic number.

It is an amenable number.

423520884 is an abundant number, since it is smaller than the sum of its proper divisors (681583116).

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

423520884 is a wasteful number, since it uses less digits than its factorization.

423520884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379540 (or 379535 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The square root of 423520884 is about 20579.6230286174. The cubic root of 423520884 is about 750.9740730280.

The spelling of 423520884 in words is "four hundred twenty-three million, five hundred twenty thousand, eight hundred eighty-four".