40084395 has 64 divisors (see below), whose sum is σ = 75264000. Its totient is φ = 18040320.

The previous prime is 40084391. The next prime is 40084439. The reversal of 40084395 is 59348004.

It is not a de Polignac number, because 40084395 - 2² = 40084391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40084391) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 114681 + ... + 115029.

It is an arithmetic number, because the mean of its divisors is an integer number (1176000).

Almost surely, 2^40084395 is an apocalyptic number.

40084395 is a deficient number, since it is larger than the sum of its proper divisors (35179605).

40084395 is a wasteful number, since it uses less digits than its factorization.

40084395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 40084395 is about 6331.2238153457. The cubic root of 40084395 is about 342.2355427427.

The spelling of 40084395 in words is "forty million, eighty-four thousand, three hundred ninety-five".