44031402 has 24 divisors (see below), whose sum is σ = 95555460. Its totient is φ = 14653440.

The previous prime is 44031401. The next prime is 44031413. The reversal of 44031402 is 20413044.

It can be written as a sum of positive squares in 2 ways, for example, as 39955041 + 4076361 = 6321^2 + 2019^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (44031401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12252 + ... + 15432.

Almost surely, 2^44031402 is an apocalyptic number.

44031402 is an abundant number, since it is smaller than the sum of its proper divisors (51524058).

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

44031402 is a wasteful number, since it uses less digits than its factorization.

44031402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3958 (or 3955 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 44031402 is about 6635.6161733482. The cubic root of 44031402 is about 353.1187984083.

Adding to 44031402 its reverse (20413044), we get a palindrome (64444446).

The spelling of 44031402 in words is "forty-four million, thirty-one thousand, four hundred two".