45544318 has 16 divisors (see below), whose sum is σ = 69166080. Its totient is φ = 22491000.

The previous prime is 45544307. The next prime is 45544321. The reversal of 45544318 is 81344554.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71863 + ... + 72493.

It is an arithmetic number, because the mean of its divisors is an integer number (4322880).

Almost surely, 2^45544318 is an apocalyptic number.

45544318 is a deficient number, since it is larger than the sum of its proper divisors (23621762).

45544318 is a wasteful number, since it uses less digits than its factorization.

45544318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023.

The product of its digits is 38400, while the sum is 34.

The square root of 45544318 is about 6748.6530507947. The cubic root of 45544318 is about 357.1177206995.

The spelling of 45544318 in words is "forty-five million, five hundred forty-four thousand, three hundred eighteen".