40634222 has 8 divisors (see below), whose sum is σ = 61136472. Its totient is φ = 20255400.

The previous prime is 40634207. The next prime is 40634257. The reversal of 40634222 is 22243604.

40634222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40634222² = 3302279995090568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 30029 + ... + 31352.

It is an arithmetic number, because the mean of its divisors is an integer number (7642059).

Almost surely, 2^40634222 is an apocalyptic number.

40634222 is a deficient number, since it is larger than the sum of its proper divisors (20502250).

40634222 is a wasteful number, since it uses less digits than its factorization.

40634222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61714.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 40634222 is about 6374.4977841395. The cubic root of 40634222 is about 343.7932268725.

Adding to 40634222 its reverse (22243604), we get a palindrome (62877826).

The spelling of 40634222 in words is "forty million, six hundred thirty-four thousand, two hundred twenty-two".