45420873 has 8 divisors (see below), whose sum is σ = 62649600. Its totient is φ = 29236368.

The previous prime is 45420871. The next prime is 45420899. The reversal of 45420873 is 37802454.

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

It is not a de Polignac number, because 45420873 - 2¹ = 45420871 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45420871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260953 + ... + 261126.

It is an arithmetic number, because the mean of its divisors is an integer number (7831200).

Almost surely, 2^45420873 is an apocalyptic number.

It is an amenable number.

45420873 is a deficient number, since it is larger than the sum of its proper divisors (17228727).

45420873 is a wasteful number, since it uses less digits than its factorization.

45420873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522111.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 45420873 is about 6739.5009459158. The cubic root of 45420873 is about 356.7947804047.

The spelling of 45420873 in words is "forty-five million, four hundred twenty thousand, eight hundred seventy-three".