40966386 has 16 divisors (see below), whose sum is σ = 84758400. Its totient is φ = 13184528.

The previous prime is 40966351. The next prime is 40966391. The reversal of 40966386 is 68366904.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117546 + ... + 117893.

It is an arithmetic number, because the mean of its divisors is an integer number (5297400).

Almost surely, 2^40966386 is an apocalyptic number.

40966386 is an abundant number, since it is smaller than the sum of its proper divisors (43792014).

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

40966386 is a wasteful number, since it uses less digits than its factorization.

40966386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235473.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 40966386 is about 6400.4988868056. The cubic root of 40966386 is about 344.7274638231.

It can be divided in two parts, 409 and 66386, that added together give a triangular number (66795 = T₃₆₅).

The spelling of 40966386 in words is "forty million, nine hundred sixty-six thousand, three hundred eighty-six".