42454045 has 8 divisors (see below), whose sum is σ = 51011424. Its totient is φ = 33918864.

The previous prime is 42454033. The next prime is 42454073. The reversal of 42454045 is 54045424.

42454045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42454045 - 2²⁵ = 8899613 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 999 + ... + 9268.

It is an arithmetic number, because the mean of its divisors is an integer number (6376428).

Almost surely, 2^42454045 is an apocalyptic number.

It is an amenable number.

42454045 is a deficient number, since it is larger than the sum of its proper divisors (8557379).

42454045 is a wasteful number, since it uses less digits than its factorization.

42454045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11099.

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 42454045 is about 6515.6768643020. The cubic root of 42454045 is about 348.8507748666.

Adding to 42454045 its reverse (54045424), we get a palindrome (96499469).

The spelling of 42454045 in words is "forty-two million, four hundred fifty-four thousand, forty-five".