40522506 has 16 divisors (see below), whose sum is σ = 81458784. Its totient is φ = 13438544.

The previous prime is 40522499. The next prime is 40522561. The reversal of 40522506 is 60522504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15960 + ... + 18323.

It is an arithmetic number, because the mean of its divisors is an integer number (5091174).

Almost surely, 2^40522506 is an apocalyptic number.

40522506 is an abundant number, since it is smaller than the sum of its proper divisors (40936278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40522506 is a wasteful number, since it uses less digits than its factorization.

40522506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34485.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 40522506 is about 6365.7290234505. The cubic root of 40522506 is about 343.4778731809.

The spelling of 40522506 in words is "forty million, five hundred twenty-two thousand, five hundred six".