45044712 has 24 divisors (see below), whose sum is σ = 121996290. Its totient is φ = 15014880.

The previous prime is 45044707. The next prime is 45044717. The reversal of 45044712 is 21744054.

It is an interprime number because it is at equal distance from previous prime (45044707) and next prime (45044717).

It can be written as a sum of positive squares in only one way, i.e., 24740676 + 20304036 = 4974^2 + 4506^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (45044717) 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, 312739 + ... + 312882.

Almost surely, 2^45044712 is an apocalyptic number.

It is an amenable number.

45044712 is an abundant number, since it is smaller than the sum of its proper divisors (76951578).

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

45044712 is a wasteful number, since it uses less digits than its factorization.

45044712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625633 (or 625626 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 45044712 is about 6711.5357407973. The cubic root of 45044712 is about 355.8070957600.

Adding to 45044712 its reverse (21744054), we get a palindrome (66788766).

It can be divided in two parts, 4504 and 4712, that added together give a square (9216 = 96²).

The spelling of 45044712 in words is "forty-five million, forty-four thousand, seven hundred twelve".