40078035 has 24 divisors (see below), whose sum is σ = 70256160. Its totient is φ = 21132672.

The previous prime is 40078019. The next prime is 40078039. The reversal of 40078035 is 53087004.

40078035 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 40078035 - 2⁴ = 40078019 is a prime.

It is a super-2 number, since 2×40078035² = 3212497778922450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40078039) 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 23 ways as a sum of consecutive naturals, for example, 999 + ... + 9008.

It is an arithmetic number, because the mean of its divisors is an integer number (2927340).

Almost surely, 2^40078035 is an apocalyptic number.

40078035 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40078035 is a deficient number, since it is larger than the sum of its proper divisors (30178125).

40078035 is a wasteful number, since it uses less digits than its factorization.

40078035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10107 (or 10104 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 40078035 is about 6330.7215228598. The cubic root of 40078035 is about 342.2174414909.

The spelling of 40078035 in words is "forty million, seventy-eight thousand, thirty-five".