42163452 has 18 divisors (see below), whose sum is σ = 106579928. Its totient is φ = 14054472.

The previous prime is 42163423. The next prime is 42163463. The reversal of 42163452 is 25436124.

42163452 is a `hidden beast` number, since 4 + 21 + 634 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 585568 + ... + 585639.

Almost surely, 2^42163452 is an apocalyptic number.

It is an amenable number.

42163452 is an abundant number, since it is smaller than the sum of its proper divisors (64416476).

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

42163452 is a wasteful number, since it uses less digits than its factorization.

42163452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171217 (or 1171212 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 42163452 is about 6493.3390485943. The cubic root of 42163452 is about 348.0530042134.

Adding to 42163452 its reverse (25436124), we get a palindrome (67599576).

The spelling of 42163452 in words is "forty-two million, one hundred sixty-three thousand, four hundred fifty-two".