42219026 has 16 divisors (see below), whose sum is σ = 67149600. Its totient is φ = 19852128.

The previous prime is 42219017. The next prime is 42219059. The reversal of 42219026 is 62091224.

It is a junction number, because it is equal to n+sod(n) for n = 42218986 and 42219004.

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, 1286 + ... + 9278.

It is an arithmetic number, because the mean of its divisors is an integer number (4196850).

Almost surely, 2^42219026 is an apocalyptic number.

42219026 is a deficient number, since it is larger than the sum of its proper divisors (24930574).

42219026 is a wasteful number, since it uses less digits than its factorization.

42219026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8153.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 42219026 is about 6497.6169477740. The cubic root of 42219026 is about 348.2058554362.

The spelling of 42219026 in words is "forty-two million, two hundred nineteen thousand, twenty-six".