42225046 has 8 divisors (see below), whose sum is σ = 63398304. Its totient is φ = 21092280.

The previous prime is 42225031. The next prime is 42225083. The reversal of 42225046 is 64052224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 42225046.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7365 + ... + 11776.

It is an arithmetic number, because the mean of its divisors is an integer number (7924788).

Almost surely, 2^42225046 is an apocalyptic number.

42225046 is a deficient number, since it is larger than the sum of its proper divisors (21173258).

42225046 is a wasteful number, since it uses less digits than its factorization.

42225046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20246.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 42225046 is about 6498.0801780218. The cubic root of 42225046 is about 348.2224048440. Note that the first 3 decimals are identical.

The spelling of 42225046 in words is "forty-two million, two hundred twenty-five thousand, forty-six".