40171077 has 6 divisors (see below), whose sum is σ = 58024902. Its totient is φ = 26780712.

The previous prime is 40171069. The next prime is 40171081. The reversal of 40171077 is 77017104.

40171077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 31911201 + 8259876 = 5649^2 + 2874^2 .

It is not a de Polignac number, because 40171077 - 2³ = 40171069 is a prime.

It is a super-2 number, since 2×40171077² = 3227430854679858, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40171077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40171007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2231718 + ... + 2231735.

It is an arithmetic number, because the mean of its divisors is an integer number (9670817).

Almost surely, 2^40171077 is an apocalyptic number.

It is an amenable number.

40171077 is a deficient number, since it is larger than the sum of its proper divisors (17853825).

40171077 is a wasteful number, since it uses less digits than its factorization.

40171077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4463459 (or 4463456 counting only the distinct ones).

The product of its (nonzero) digits is 1372, while the sum is 27.

The square root of 40171077 is about 6338.0657143958. The cubic root of 40171077 is about 342.4820584844.

The spelling of 40171077 in words is "forty million, one hundred seventy-one thousand, seventy-seven".