40767763 has 2 divisors, whose sum is σ = 40767764. Its totient is φ = 40767762.

The previous prime is 40767743. The next prime is 40767773. The reversal of 40767763 is 36776704.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40767763 - 2⁵ = 40767731 is a prime.

It is not a weakly prime, because it can be changed into another prime (40767743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20383881 + 20383882.

It is an arithmetic number, because the mean of its divisors is an integer number (20383882).

Almost surely, 2^40767763 is an apocalyptic number.

40767763 is a deficient number, since it is larger than the sum of its proper divisors (1).

40767763 is an equidigital number, since it uses as much as digits as its factorization.

40767763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 148176, while the sum is 40.

The square root of 40767763 is about 6384.9638213540. The cubic root of 40767763 is about 344.1694310259.

The spelling of 40767763 in words is "forty million, seven hundred sixty-seven thousand, seven hundred sixty-three".