44532012 has 24 divisors (see below), whose sum is σ = 118752256. Its totient is φ = 12723408.

The previous prime is 44532001. The next prime is 44532017. The reversal of 44532012 is 21023544.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 44532012.

It is not an unprimeable number, because it can be changed into a prime (44532017) 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 7 ways as a sum of consecutive naturals, for example, 264988 + ... + 265155.

Almost surely, 2^44532012 is an apocalyptic number.

44532012 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

44532012 is an abundant number, since it is smaller than the sum of its proper divisors (74220244).

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

44532012 is a wasteful number, since it uses less digits than its factorization.

44532012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530157 (or 530155 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 44532012 is about 6673.2310015464. The cubic root of 44532012 is about 354.4520064759.

Adding to 44532012 its reverse (21023544), we get a palindrome (65555556).

The spelling of 44532012 in words is "forty-four million, five hundred thirty-two thousand, twelve".