40013022 has 16 divisors (see below), whose sum is σ = 91458432. Its totient is φ = 11432280.

The previous prime is 40012969. The next prime is 40013023. The reversal of 40013022 is 22031004.

40013022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40012989 and 40013007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40013023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476304 + ... + 476387.

It is an arithmetic number, because the mean of its divisors is an integer number (5716152).

Almost surely, 2^40013022 is an apocalyptic number.

40013022 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

40013022 is an abundant number, since it is smaller than the sum of its proper divisors (51445410).

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

40013022 is a wasteful number, since it uses less digits than its factorization.

40013022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952703.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 40013022 is about 6325.5847160559. The cubic root of 40013022 is about 342.0322974867.

Adding to 40013022 its reverse (22031004), we get a palindrome (62044026).

The spelling of 40013022 in words is "forty million, thirteen thousand, twenty-two".