42126230 has 16 divisors (see below), whose sum is σ = 79818480. Its totient is φ = 15963552.

The previous prime is 42126223. The next prime is 42126263. The reversal of 42126230 is 3262124.

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, 110669 + ... + 111048.

It is an arithmetic number, because the mean of its divisors is an integer number (4988655).

Almost surely, 2^42126230 is an apocalyptic number.

42126230 is a deficient number, since it is larger than the sum of its proper divisors (37692250).

42126230 is a wasteful number, since it uses less digits than its factorization.

42126230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221743.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 42126230 is about 6490.4722478414. The cubic root of 42126230 is about 347.9505533744.

Adding to 42126230 its reverse (3262124), we get a palindrome (45388354).

The spelling of 42126230 in words is "forty-two million, one hundred twenty-six thousand, two hundred thirty".