42225766 has 16 divisors (see below), whose sum is σ = 69258240. Its totient is φ = 19148680.

The previous prime is 42225709. The next prime is 42225779. The reversal of 42225766 is 66752224.

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, 8535 + ... + 12541.

It is an arithmetic number, because the mean of its divisors is an integer number (4328640).

Almost surely, 2^42225766 is an apocalyptic number.

42225766 is a deficient number, since it is larger than the sum of its proper divisors (27032474).

42225766 is a wasteful number, since it uses less digits than its factorization.

42225766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4499.

The product of its digits is 40320, while the sum is 34.

The square root of 42225766 is about 6498.1355787641. The cubic root of 42225766 is about 348.2243840698.

The spelling of 42225766 in words is "forty-two million, two hundred twenty-five thousand, seven hundred sixty-six".