42058945 has 16 divisors (see below), whose sum is σ = 52633152. Its totient is φ = 32235840.

The previous prime is 42058943. The next prime is 42058949. The reversal of 42058945 is 54985024.

It is not a de Polignac number, because 42058945 - 2¹ = 42058943 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42058943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9550 + ... + 13240.

It is an arithmetic number, because the mean of its divisors is an integer number (3289572).

Almost surely, 2^42058945 is an apocalyptic number.

It is an amenable number.

42058945 is a deficient number, since it is larger than the sum of its proper divisors (10574207).

42058945 is a wasteful number, since it uses less digits than its factorization.

42058945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3792.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 42058945 is about 6485.2868093863. The cubic root of 42058945 is about 347.7652030697.

The spelling of 42058945 in words is "forty-two million, fifty-eight thousand, nine hundred forty-five".