41778433 has 2 divisors, whose sum is σ = 41778434. Its totient is φ = 41778432.

The previous prime is 41778409. The next prime is 41778437. The reversal of 41778433 is 33487714.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39727809 + 2050624 = 6303^2 + 1432^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41778433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41778392 and 41778401.

It is not a weakly prime, because it can be changed into another prime (41778437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20889216 + 20889217.

It is an arithmetic number, because the mean of its divisors is an integer number (20889217).

Almost surely, 2^41778433 is an apocalyptic number.

It is an amenable number.

41778433 is a deficient number, since it is larger than the sum of its proper divisors (1).

41778433 is an equidigital number, since it uses as much as digits as its factorization.

41778433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 37.

The square root of 41778433 is about 6463.6238287821. The cubic root of 41778433 is about 346.9903382162.

The spelling of 41778433 in words is "forty-one million, seven hundred seventy-eight thousand, four hundred thirty-three".