42220126 has 16 divisors (see below), whose sum is σ = 68642784. Its totient is φ = 19360224.

The previous prime is 42220103. The next prime is 42220127. The reversal of 42220126 is 62102224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42220127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1090 + ... + 9253.

It is an arithmetic number, because the mean of its divisors is an integer number (4290174).

Almost surely, 2^42220126 is an apocalyptic number.

42220126 is a deficient number, since it is larger than the sum of its proper divisors (26422658).

42220126 is a wasteful number, since it uses less digits than its factorization.

42220126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10515.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 42220126 is about 6497.7015936406. The cubic root of 42220126 is about 348.2088795319.

The spelling of 42220126 in words is "forty-two million, two hundred twenty thousand, one hundred twenty-six".