42063216 has 40 divisors (see below), whose sum is σ = 117023760. Its totient is φ = 12942336.

The previous prime is 42063211. The next prime is 42063223. The reversal of 42063216 is 61236024.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42063211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33081 + ... + 34328.

It is an arithmetic number, because the mean of its divisors is an integer number (2925594).

Almost surely, 2^42063216 is an apocalyptic number.

It is an amenable number.

42063216 is an abundant number, since it is smaller than the sum of its proper divisors (74960544).

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

42063216 is a wasteful number, since it uses less digits than its factorization.

42063216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67433 (or 67427 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 42063216 is about 6485.6160848450. The cubic root of 42063216 is about 347.7769742867.

It can be divided in two parts, 420 and 63216, that added together give a palindrome (63636).

The spelling of 42063216 in words is "forty-two million, sixty-three thousand, two hundred sixteen".