45554399 has 4 divisors (see below), whose sum is σ = 49695720. Its totient is φ = 41413080.

The previous prime is 45554371. The next prime is 45554413. The reversal of 45554399 is 99345554.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45554399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45554309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2070644 + ... + 2070665.

It is an arithmetic number, because the mean of its divisors is an integer number (12423930).

Almost surely, 2^45554399 is an apocalyptic number.

45554399 is a deficient number, since it is larger than the sum of its proper divisors (4141321).

45554399 is a wasteful number, since it uses less digits than its factorization.

45554399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4141320.

The product of its digits is 486000, while the sum is 44.

The square root of 45554399 is about 6749.3998992503. The cubic root of 45554399 is about 357.1440674778.

The spelling of 45554399 in words is "forty-five million, five hundred fifty-four thousand, three hundred ninety-nine".