40678075 has 6 divisors (see below), whose sum is σ = 50440844. Its totient is φ = 32542440.

The previous prime is 40678063. The next prime is 40678111. The reversal of 40678075 is 57087604.

It is a happy number.

It is not a de Polignac number, because 40678075 - 2¹³ = 40669883 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 813537 + ... + 813586.

Almost surely, 2^40678075 is an apocalyptic number.

40678075 is a deficient number, since it is larger than the sum of its proper divisors (9762769).

40678075 is a wasteful number, since it uses less digits than its factorization.

40678075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627133 (or 1627128 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 40678075 is about 6377.9365785495. The cubic root of 40678075 is about 343.9168578363.

The spelling of 40678075 in words is "forty million, six hundred seventy-eight thousand, seventy-five".