44750561 has 2 divisors, whose sum is σ = 44750562. Its totient is φ = 44750560.

The previous prime is 44750471. The next prime is 44750569. The reversal of 44750561 is 16505744.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41667025 + 3083536 = 6455^2 + 1756^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44750561 is a prime.

It is a super-2 number, since 2×44750561² = 4005225419629442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44750569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22375280 + 22375281.

It is an arithmetic number, because the mean of its divisors is an integer number (22375281).

Almost surely, 2^44750561 is an apocalyptic number.

It is an amenable number.

44750561 is a deficient number, since it is larger than the sum of its proper divisors (1).

44750561 is an equidigital number, since it uses as much as digits as its factorization.

44750561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 44750561 is about 6689.5860111071. The cubic root of 44750561 is about 355.0309065203.

The spelling of 44750561 in words is "forty-four million, seven hundred fifty thousand, five hundred sixty-one".