44142736 has 45 divisors (see below), whose sum is σ = 94635219. Its totient is φ = 19932000.

The previous prime is 44142733. The next prime is 44142793. The reversal of 44142736 is 63724144.

The square root of 44142736 is 6644.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×44142736² = 3897162283131392, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44142698 and 44142707.

It is not an unprimeable number, because it can be changed into a prime (44142731) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 292261 + ... + 292411.

Almost surely, 2^44142736 is an apocalyptic number.

44142736 is the 6644-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44142736

44142736 is an abundant number, since it is smaller than the sum of its proper divisors (50492483).

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

44142736 is a wasteful number, since it uses less digits than its factorization.

44142736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332 (or 164 counting only the distinct ones).

The product of its digits is 16128, while the sum is 31.

The cubic root of 44142736 is about 353.4161698111.

The spelling of 44142736 in words is "forty-four million, one hundred forty-two thousand, seven hundred thirty-six".