42124030 has 16 divisors (see below), whose sum is σ = 81656064. Its totient is φ = 15553440.

The previous prime is 42124003. The next prime is 42124057. The reversal of 42124030 is 3042124.

42124030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42124003) and next prime (42124057).

It is a junction number, because it is equal to n+sod(n) for n = 42123995 and 42124013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161886 + ... + 162145.

It is an arithmetic number, because the mean of its divisors is an integer number (5103504).

Almost surely, 2^42124030 is an apocalyptic number.

42124030 is a deficient number, since it is larger than the sum of its proper divisors (39532034).

42124030 is a wasteful number, since it uses less digits than its factorization.

42124030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324051.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 42124030 is about 6490.3027664355. The cubic root of 42124030 is about 347.9444961464.

Adding to 42124030 its reverse (3042124), we get a palindrome (45166154).

The spelling of 42124030 in words is "forty-two million, one hundred twenty-four thousand, thirty".