40986073 has 2 divisors, whose sum is σ = 40986074. Its totient is φ = 40986072.

The previous prime is 40986037. The next prime is 40986107. The reversal of 40986073 is 37068904.

Together with previous prime (40986037) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31326409 + 9659664 = 5597^2 + 3108^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40986073 is a prime.

It is a super-2 number, since 2×40986073² = 3359716359922658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40980073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20493036 + 20493037.

It is an arithmetic number, because the mean of its divisors is an integer number (20493037).

Almost surely, 2^40986073 is an apocalyptic number.

It is an amenable number.

40986073 is a deficient number, since it is larger than the sum of its proper divisors (1).

40986073 is an equidigital number, since it uses as much as digits as its factorization.

40986073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 40986073 is about 6402.0366290736. The cubic root of 40986073 is about 344.7826762658.

The spelling of 40986073 in words is "forty million, nine hundred eighty-six thousand, seventy-three".