40195775 has 6 divisors (see below), whose sum is σ = 49842792. Its totient is φ = 32156600.

The previous prime is 40195751. The next prime is 40195777. The reversal of 40195775 is 57759104.

It is not a de Polignac number, because 40195775 - 2¹⁰ = 40194751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40195777) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 803891 + ... + 803940.

It is an arithmetic number, because the mean of its divisors is an integer number (8307132).

Almost surely, 2^40195775 is an apocalyptic number.

40195775 is a deficient number, since it is larger than the sum of its proper divisors (9647017).

40195775 is a wasteful number, since it uses less digits than its factorization.

40195775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607841 (or 1607836 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 40195775 is about 6340.0138012468. The cubic root of 40195775 is about 342.5522324304.

The spelling of 40195775 in words is "forty million, one hundred ninety-five thousand, seven hundred seventy-five".