43552741 has 2 divisors, whose sum is σ = 43552742. Its totient is φ = 43552740.

The previous prime is 43552723. The next prime is 43552753. The reversal of 43552741 is 14725534.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42837025 + 715716 = 6545^2 + 846^2 .

It is a cyclic number.

It is not a de Polignac number, because 43552741 - 2¹¹ = 43550693 is a prime.

It is a super-2 number, since 2×43552741² = 3793682497226162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43552781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21776370 + 21776371.

It is an arithmetic number, because the mean of its divisors is an integer number (21776371).

Almost surely, 2^43552741 is an apocalyptic number.

It is an amenable number.

43552741 is a deficient number, since it is larger than the sum of its proper divisors (1).

43552741 is an equidigital number, since it uses as much as digits as its factorization.

43552741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 31.

The square root of 43552741 is about 6599.4500528453. The cubic root of 43552741 is about 351.8345603626.

The spelling of 43552741 in words is "forty-three million, five hundred fifty-two thousand, seven hundred forty-one".