40707164 has 6 divisors (see below), whose sum is σ = 71237544. Its totient is φ = 20353580.

The previous prime is 40707143. The next prime is 40707167. The reversal of 40707164 is 46170704.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40707167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5088392 + ... + 5088399.

It is an arithmetic number, because the mean of its divisors is an integer number (11872924).

Almost surely, 2^40707164 is an apocalyptic number.

It is an amenable number.

40707164 is a deficient number, since it is larger than the sum of its proper divisors (30530380).

40707164 is a wasteful number, since it uses less digits than its factorization.

40707164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10176795 (or 10176793 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 40707164 is about 6380.2166107429. The cubic root of 40707164 is about 343.9988169240.

Adding to 40707164 its reverse (46170704), we get a palindrome (86877868).

The spelling of 40707164 in words is "forty million, seven hundred seven thousand, one hundred sixty-four".