42648122 has 32 divisors (see below), whose sum is σ = 73932480. Its totient is φ = 18247680.

The previous prime is 42648107. The next prime is 42648127. The reversal of 42648122 is 22184624.

It is not an unprimeable number, because it can be changed into a prime (42648127) 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 15 ways as a sum of consecutive naturals, for example, 107228 + ... + 107624.

It is an arithmetic number, because the mean of its divisors is an integer number (2310390).

Almost surely, 2^42648122 is an apocalyptic number.

42648122 is a deficient number, since it is larger than the sum of its proper divisors (31284358).

42648122 is a wasteful number, since it uses less digits than its factorization.

42648122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686.

The product of its digits is 6144, while the sum is 29.

The square root of 42648122 is about 6530.5529628049. The cubic root of 42648122 is about 349.3815527502.

The spelling of 42648122 in words is "forty-two million, six hundred forty-eight thousand, one hundred twenty-two".