40007077 has 12 divisors (see below), whose sum is σ = 44211328. Its totient is φ = 36174600.

The previous prime is 40007063. The next prime is 40007083. The reversal of 40007077 is 77070004.

40007077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40007077 - 2⁷ = 40006949 is a prime.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40007017) 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 11 ways as a sum of consecutive naturals, for example, 24748 + ... + 26314.

Almost surely, 2^40007077 is an apocalyptic number.

It is an amenable number.

40007077 is a deficient number, since it is larger than the sum of its proper divisors (4204251).

40007077 is a wasteful number, since it uses less digits than its factorization.

40007077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800 (or 1789 counting only the distinct ones).

The product of its (nonzero) digits is 1372, while the sum is 25.

The square root of 40007077 is about 6325.1147815672. The cubic root of 40007077 is about 342.0153573123.

The spelling of 40007077 in words is "forty million, seven thousand, seventy-seven".