44412040 has 16 divisors (see below), whose sum is σ = 99927180. Its totient is φ = 17764800.

The previous prime is 44412037. The next prime is 44412047. The reversal of 44412040 is 4021444.

It can be written as a sum of positive squares in 2 ways, for example, as 36893476 + 7518564 = 6074^2 + 2742^2 .

It is a junction number, because it is equal to n+sod(n) for n = 44411999 and 44412017.

It is not an unprimeable number, because it can be changed into a prime (44412047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555111 + ... + 555190.

Almost surely, 2^44412040 is an apocalyptic number.

44412040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44412040 is an abundant number, since it is smaller than the sum of its proper divisors (55515140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44412040 is a wasteful number, since it uses less digits than its factorization.

44412040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110312 (or 1110308 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 44412040 is about 6664.2358901828. The cubic root of 44412040 is about 354.1334149789.

Adding to 44412040 its reverse (4021444), we get a palindrome (48433484).

The spelling of 44412040 in words is "forty-four million, four hundred twelve thousand, forty".