42775426 has 8 divisors (see below), whose sum is σ = 64446480. Its totient is φ = 21293268.

The previous prime is 42775409. The next prime is 42775427. The reversal of 42775426 is 62457724.

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

It is not an unprimeable number, because it can be changed into a prime (42775427) by changing a digit.

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, 46656 + ... + 47563.

It is an arithmetic number, because the mean of its divisors is an integer number (8055810).

Almost surely, 2^42775426 is an apocalyptic number.

42775426 is a deficient number, since it is larger than the sum of its proper divisors (21671054).

42775426 is a wasteful number, since it uses less digits than its factorization.

42775426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94448.

The product of its digits is 94080, while the sum is 37.

The square root of 42775426 is about 6540.2925011042. The cubic root of 42775426 is about 349.7288403156.

The spelling of 42775426 in words is "forty-two million, seven hundred seventy-five thousand, four hundred twenty-six".