44072541 has 6 divisors (see below), whose sum is σ = 63660350. Its totient is φ = 29381688.

The previous prime is 44072537. The next prime is 44072557. The reversal of 44072541 is 14527044.

44072541 is a `hidden beast` number, since 4 + 407 + 254 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 41024025 + 3048516 = 6405^2 + 1746^2 .

It is not a de Polignac number, because 44072541 - 2² = 44072537 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44072341) 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, 2448466 + ... + 2448483.

Almost surely, 2^44072541 is an apocalyptic number.

It is an amenable number.

44072541 is a deficient number, since it is larger than the sum of its proper divisors (19587809).

44072541 is a wasteful number, since it uses less digits than its factorization.

44072541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4896955 (or 4896952 counting only the distinct ones).

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

The square root of 44072541 is about 6638.7153124682. The cubic root of 44072541 is about 353.2287383732.

Adding to 44072541 its reverse (14527044), we get a palindrome (58599585).

The spelling of 44072541 in words is "forty-four million, seventy-two thousand, five hundred forty-one".