45855523 has 6 divisors (see below), whose sum is σ = 53342196. Its totient is φ = 39304692.

The previous prime is 45855521. The next prime is 45855527. The reversal of 45855523 is 32555854.

It is a happy number.

It is not a de Polignac number, because 45855523 - 2¹ = 45855521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45855521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 467865 + ... + 467962.

It is an arithmetic number, because the mean of its divisors is an integer number (8890366).

Almost surely, 2^45855523 is an apocalyptic number.

45855523 is a deficient number, since it is larger than the sum of its proper divisors (7486673).

45855523 is an equidigital number, since it uses as much as digits as its factorization.

45855523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935841 (or 935834 counting only the distinct ones).

The product of its digits is 120000, while the sum is 37.

The square root of 45855523 is about 6771.6706210506. The cubic root of 45855523 is about 357.9292719425.

The spelling of 45855523 in words is "forty-five million, eight hundred fifty-five thousand, five hundred twenty-three".