40396086 has 12 divisors (see below), whose sum is σ = 87524892. Its totient is φ = 13465356.

The previous prime is 40396079. The next prime is 40396129. The reversal of 40396086 is 68069304.

40396086 is a `hidden beast` number, since 40 + 3 + 9 + 608 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 40396086.

It is a congruent 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, 1122096 + ... + 1122131.

It is an arithmetic number, because the mean of its divisors is an integer number (7293741).

Almost surely, 2^40396086 is an apocalyptic number.

40396086 is an abundant number, since it is smaller than the sum of its proper divisors (47128806).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40396086 is a wasteful number, since it uses less digits than its factorization.

40396086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244235 (or 2244232 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 40396086 is about 6355.7915321382. The cubic root of 40396086 is about 343.1203129741.

The spelling of 40396086 in words is "forty million, three hundred ninety-six thousand, eighty-six".