42092418 has 16 divisors (see below), whose sum is σ = 84290976. Its totient is φ = 14013120.

The previous prime is 42092411. The next prime is 42092419. The reversal of 42092418 is 81429024.

It is not an unprimeable number, because it can be changed into a prime (42092411) 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, 1305 + ... + 9267.

It is an arithmetic number, because the mean of its divisors is an integer number (5268186).

Almost surely, 2^42092418 is an apocalyptic number.

42092418 is an abundant number, since it is smaller than the sum of its proper divisors (42198558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42092418 is a wasteful number, since it uses less digits than its factorization.

42092418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8849.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 42092418 is about 6487.8669838399. The cubic root of 42092418 is about 347.8574359892.

The spelling of 42092418 in words is "forty-two million, ninety-two thousand, four hundred eighteen".