42541670 has 16 divisors (see below), whose sum is σ = 76649328. Its totient is φ = 17000160.

The previous prime is 42541657. The next prime is 42541679. The reversal of 42541670 is 7614524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42541679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18800 + ... + 20940.

It is an arithmetic number, because the mean of its divisors is an integer number (4790583).

Almost surely, 2^42541670 is an apocalyptic number.

42541670 is a deficient number, since it is larger than the sum of its proper divisors (34107658).

42541670 is a wasteful number, since it uses less digits than its factorization.

42541670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4135.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 42541670 is about 6522.3975653129. The cubic root of 42541670 is about 349.0906188551.

The spelling of 42541670 in words is "forty-two million, five hundred forty-one thousand, six hundred seventy".