40106504 has 16 divisors (see below), whose sum is σ = 75742800. Its totient is φ = 19908432.

The previous prime is 40106501. The next prime is 40106509. The reversal of 40106504 is 40560104.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40106501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16922 + ... + 19145.

It is an arithmetic number, because the mean of its divisors is an integer number (4733925).

Almost surely, 2^40106504 is an apocalyptic number.

It is an amenable number.

40106504 is a deficient number, since it is larger than the sum of its proper divisors (35636296).

40106504 is a wasteful number, since it uses less digits than its factorization.

40106504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36212 (or 36208 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 40106504 is about 6332.9696035904. The cubic root of 40106504 is about 342.2984524686.

Adding to 40106504 its reverse (40560104), we get a palindrome (80666608).

The spelling of 40106504 in words is "forty million, one hundred six thousand, five hundred four".