40500005 has 48 divisors (see below), whose sum is σ = 61979904. Its totient is φ = 24860160.

The previous prime is 40499993. The next prime is 40500011. The reversal of 40500005 is 50000504.

It is not a de Polignac number, because 40500005 - 2¹⁴ = 40483621 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 242432 + ... + 242598.

It is an arithmetic number, because the mean of its divisors is an integer number (1291248).

Almost surely, 2^40500005 is an apocalyptic number.

It is an amenable number.

40500005 is a deficient number, since it is larger than the sum of its proper divisors (21479899).

40500005 is a wasteful number, since it uses less digits than its factorization.

40500005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

The square root of 40500005 is about 6363.9614235160. The cubic root of 40500005 is about 343.4142868983.

Adding to 40500005 its reverse (50000504), we get a palindrome (90500509).

It can be divided in two parts, 4050000 and 5, that multiplied together give a square (20250000 = 4500²).

The spelling of 40500005 in words is "forty million, five hundred thousand, five".