45423385 has 32 divisors (see below), whose sum is σ = 64945152. Its totient is φ = 29852160.

The previous prime is 45423379. The next prime is 45423407. The reversal of 45423385 is 58332454.

45423385 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 45423385 - 2³ = 45423377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45423385.

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 31 ways as a sum of consecutive naturals, for example, 86925 + ... + 87445.

It is an arithmetic number, because the mean of its divisors is an integer number (2029536).

Almost surely, 2^45423385 is an apocalyptic number.

It is an amenable number.

45423385 is a deficient number, since it is larger than the sum of its proper divisors (19521767).

45423385 is a wasteful number, since it uses less digits than its factorization.

45423385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633.

The product of its digits is 57600, while the sum is 34.

The square root of 45423385 is about 6739.6873072866. The cubic root of 45423385 is about 356.8013577916.

The spelling of 45423385 in words is "forty-five million, four hundred twenty-three thousand, three hundred eighty-five".