40784363 has 2 divisors, whose sum is σ = 40784364. Its totient is φ = 40784362.

The previous prime is 40784357. The next prime is 40784369. The reversal of 40784363 is 36348704.

It is a balanced prime because it is at equal distance from previous prime (40784357) and next prime (40784369).

It is a cyclic number.

It is not a de Polignac number, because 40784363 - 2⁴ = 40784347 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40784369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20392181 + 20392182.

It is an arithmetic number, because the mean of its divisors is an integer number (20392182).

Almost surely, 2^40784363 is an apocalyptic number.

40784363 is a deficient number, since it is larger than the sum of its proper divisors (1).

40784363 is an equidigital number, since it uses as much as digits as its factorization.

40784363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 40784363 is about 6386.2636181104. The cubic root of 40784363 is about 344.2161381695.

The spelling of 40784363 in words is "forty million, seven hundred eighty-four thousand, three hundred sixty-three".