40700164 has 24 divisors (see below), whose sum is σ = 72352280. Its totient is φ = 20030976.

The previous prime is 40700161. The next prime is 40700171. The reversal of 40700164 is 46100704.

It can be written as a sum of positive squares in 4 ways, for example, as 1537600 + 39162564 = 1240^2 + 6258^2 .

It is not an unprimeable number, because it can be changed into a prime (40700161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120604 + ... + 120940.

Almost surely, 2^40700164 is an apocalyptic number.

It is an amenable number.

40700164 is a deficient number, since it is larger than the sum of its proper divisors (31652116).

40700164 is a wasteful number, since it uses less digits than its factorization.

40700164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727 (or 725 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 40700164 is about 6379.6680164410. The cubic root of 40700164 is about 343.9790977925.

Adding to 40700164 its reverse (46100704), we get a palindrome (86800868).

The spelling of 40700164 in words is "forty million, seven hundred thousand, one hundred sixty-four".