40918086 has 36 divisors (see below), whose sum is σ = 97453356. Its totient is φ = 12398760.

The previous prime is 40918079. The next prime is 40918103. The reversal of 40918086 is 68081904.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 40918086.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7216 + ... + 11571.

Almost surely, 2^40918086 is an apocalyptic number.

40918086 is an abundant number, since it is smaller than the sum of its proper divisors (56535270).

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

40918086 is a wasteful number, since it uses less digits than its factorization.

40918086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18817 (or 18803 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 40918086 is about 6396.7246306215. The cubic root of 40918086 is about 344.5919308810.

The spelling of 40918086 in words is "forty million, nine hundred eighteen thousand, eighty-six".