44568972 has 144 divisors (see below), whose sum is σ = 135862272. Its totient is φ = 12055680.

The previous prime is 44568971. The next prime is 44568973. The reversal of 44568972 is 27986544.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (44568971) and next prime (44568973).

It is not an unprimeable number, because it can be changed into a prime (44568971) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 627697 + ... + 627767.

It is an arithmetic number, because the mean of its divisors is an integer number (943488).

Almost surely, 2^44568972 is an apocalyptic number.

44568972 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44568972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67931136).

44568972 is an abundant number, since it is smaller than the sum of its proper divisors (91293300).

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

44568972 is a wasteful number, since it uses less digits than its factorization.

44568972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 183 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 44568972 is about 6675.9997004194. Note that the first 3 decimals coincide. The cubic root of 44568972 is about 354.5500402491.

The spelling of 44568972 in words is "forty-four million, five hundred sixty-eight thousand, nine hundred seventy-two".