42105484 has 6 divisors (see below), whose sum is σ = 73684604. Its totient is φ = 21052740.

The previous prime is 42105461. The next prime is 42105491. The reversal of 42105484 is 48450124.

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 as a sum of consecutive naturals, namely, 5263182 + ... + 5263189.

Almost surely, 2^42105484 is an apocalyptic number.

It is an amenable number.

42105484 is a deficient number, since it is larger than the sum of its proper divisors (31579120).

42105484 is a wasteful number, since it uses less digits than its factorization.

42105484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10526375 (or 10526373 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 28.

The square root of 42105484 is about 6488.8738622353. The cubic root of 42105484 is about 347.8934253294.

The spelling of 42105484 in words is "forty-two million, one hundred five thousand, four hundred eighty-four".