423956852 has 24 divisors (see below), whose sum is σ = 814816800. Its totient is φ = 191411360.

The previous prime is 423956809. The next prime is 423956879. The reversal of 423956852 is 258659324.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25778 + ... + 38889.

It is an arithmetic number, because the mean of its divisors is an integer number (33950700).

Almost surely, 2^423956852 is an apocalyptic number.

It is an amenable number.

423956852 is a deficient number, since it is larger than the sum of its proper divisors (390859948).

423956852 is a wasteful number, since it uses less digits than its factorization.

423956852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64831 (or 64829 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 423956852 is about 20590.2125292577. The cubic root of 423956852 is about 751.2316662977.

The spelling of 423956852 in words is "four hundred twenty-three million, nine hundred fifty-six thousand, eight hundred fifty-two".