40500115 has 16 divisors (see below), whose sum is σ = 51667200. Its totient is φ = 30389472.

The previous prime is 40500107. The next prime is 40500127. The reversal of 40500115 is 51100504.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40500115 - 2³ = 40500107 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7716 + ... + 11854.

It is an arithmetic number, because the mean of its divisors is an integer number (3229200).

Almost surely, 2^40500115 is an apocalyptic number.

40500115 is a deficient number, since it is larger than the sum of its proper divisors (11167085).

40500115 is a wasteful number, since it uses less digits than its factorization.

40500115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4266.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 40500115 is about 6363.9700659258. The cubic root of 40500115 is about 343.4145978080.

Adding to 40500115 its reverse (51100504), we get a palindrome (91600619).

The spelling of 40500115 in words is "forty million, five hundred thousand, one hundred fifteen".