40011522 has 16 divisors (see below), whose sum is σ = 80131680. Its totient is φ = 13319072.

The previous prime is 40011509. The next prime is 40011539. The reversal of 40011522 is 22511004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 733 + ... + 8975.

It is an arithmetic number, because the mean of its divisors is an integer number (5008230).

Almost surely, 2^40011522 is an apocalyptic number.

40011522 is an abundant number, since it is smaller than the sum of its proper divisors (40120158).

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

40011522 is a wasteful number, since it uses less digits than its factorization.

40011522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9057.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 40011522 is about 6325.4661488305. The cubic root of 40011522 is about 342.0280234210.

Adding to 40011522 its reverse (22511004), we get a palindrome (62522526).

The spelling of 40011522 in words is "forty million, eleven thousand, five hundred twenty-two".