40622077 has 2 divisors, whose sum is σ = 40622078. Its totient is φ = 40622076.

The previous prime is 40622063. The next prime is 40622107. The reversal of 40622077 is 77022604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38081241 + 2540836 = 6171^2 + 1594^2 .

It is a cyclic number.

It is not a de Polignac number, because 40622077 - 2⁷ = 40621949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40622017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20311038 + 20311039.

It is an arithmetic number, because the mean of its divisors is an integer number (20311039).

Almost surely, 2^40622077 is an apocalyptic number.

It is an amenable number.

40622077 is a deficient number, since it is larger than the sum of its proper divisors (1).

40622077 is an equidigital number, since it uses as much as digits as its factorization.

40622077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 40622077 is about 6373.5450888811. The cubic root of 40622077 is about 343.7589717989.

The spelling of 40622077 in words is "forty million, six hundred twenty-two thousand, seventy-seven".