42264545 has 8 divisors (see below), whose sum is σ = 52088424. Its totient is φ = 32897664.

The previous prime is 42264539. The next prime is 42264553. The reversal of 42264545 is 54546224.

42264545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6599761 + 35664784 = 2569^2 + 5972^2 .

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 42264545 - 2⁴ = 42264529 is a prime.

It is a Duffinian 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, 114044 + ... + 114413.

It is an arithmetic number, because the mean of its divisors is an integer number (6511053).

Almost surely, 2^42264545 is an apocalyptic number.

It is an amenable number.

42264545 is a deficient number, since it is larger than the sum of its proper divisors (9823879).

42264545 is a wasteful number, since it uses less digits than its factorization.

42264545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228499.

The product of its digits is 38400, while the sum is 32.

The square root of 42264545 is about 6501.1187498768. The cubic root of 42264545 is about 348.3309514017.

The spelling of 42264545 in words is "forty-two million, two hundred sixty-four thousand, five hundred forty-five".