40913522 has 16 divisors (see below), whose sum is σ = 66890880. Its totient is φ = 18654672.

The previous prime is 40913513. The next prime is 40913549. The reversal of 40913522 is 22531904.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 40913491 and 40913500.

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, 7322 + ... + 11637.

It is an arithmetic number, because the mean of its divisors is an integer number (4180680).

Almost surely, 2^40913522 is an apocalyptic number.

40913522 is a deficient number, since it is larger than the sum of its proper divisors (25977358).

40913522 is a wasteful number, since it uses less digits than its factorization.

40913522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19057.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 40913522 is about 6396.3678755994. The cubic root of 40913522 is about 344.5791184859.

It can be divided in two parts, 409 and 13522, that added together give a palindrome (13931).

The spelling of 40913522 in words is "forty million, nine hundred thirteen thousand, five hundred twenty-two".