42274045 has 16 divisors (see below), whose sum is σ = 55520640. Its totient is φ = 30644800.

The previous prime is 42274027. The next prime is 42274079. The reversal of 42274045 is 54047224.

It is a happy number.

42274045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42274045 - 2⁵ = 42274013 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18675 + ... + 20815.

It is an arithmetic number, because the mean of its divisors is an integer number (3470040).

Almost surely, 2^42274045 is an apocalyptic number.

It is an amenable number.

42274045 is a deficient number, since it is larger than the sum of its proper divisors (13246595).

42274045 is a wasteful number, since it uses less digits than its factorization.

42274045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516.

The product of its (nonzero) digits is 8960, while the sum is 28.

The square root of 42274045 is about 6501.8493522997. The cubic root of 42274045 is about 348.3570481070.

The spelling of 42274045 in words is "forty-two million, two hundred seventy-four thousand, forty-five".