40534164 has 36 divisors (see below), whose sum is σ = 111777120. Its totient is φ = 12282960.

The previous prime is 40534159. The next prime is 40534181. The reversal of 40534164 is 46143504.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50784 + ... + 51575.

It is an arithmetic number, because the mean of its divisors is an integer number (3104920).

Almost surely, 2^40534164 is an apocalyptic number.

40534164 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40534164 is an abundant number, since it is smaller than the sum of its proper divisors (71242956).

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

40534164 is a wasteful number, since it uses less digits than its factorization.

40534164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102380 (or 102375 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 40534164 is about 6366.6446421958. The cubic root of 40534164 is about 343.5108086325.

Adding to 40534164 its reverse (46143504), we get a palindrome (86677668).

The spelling of 40534164 in words is "forty million, five hundred thirty-four thousand, one hundred sixty-four".