44778112 has 16 divisors (see below), whose sum is σ = 89206650. Its totient is φ = 22388992.

The previous prime is 44778089. The next prime is 44778113. The reversal of 44778112 is 21187744.

It can be written as a sum of positive squares in only one way, i.e., 31990336 + 12787776 = 5656^2 + 3576^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-3 number, since 3×44778112³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (44778113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174787 + ... + 175042.

Almost surely, 2^44778112 is an apocalyptic number.

It is an amenable number.

44778112 is a deficient number, since it is larger than the sum of its proper divisors (44428538).

44778112 is an equidigital number, since it uses as much as digits as its factorization.

44778112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349843 (or 349831 counting only the distinct ones).

The product of its digits is 12544, while the sum is 34.

The square root of 44778112 is about 6691.6449397738. The cubic root of 44778112 is about 355.1037506712.

The spelling of 44778112 in words is "forty-four million, seven hundred seventy-eight thousand, one hundred twelve".