40011422 has 16 divisors (see below), whose sum is σ = 65577600. Its totient is φ = 18158040.

The previous prime is 40011407. The next prime is 40011427. The reversal of 40011422 is 22411004.

It is a junction number, because it is equal to n+sod(n) for n = 40011397 and 40011406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40011427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19229 + ... + 21207.

It is an arithmetic number, because the mean of its divisors is an integer number (4098600).

Almost surely, 2^40011422 is an apocalyptic number.

40011422 is a deficient number, since it is larger than the sum of its proper divisors (25566178).

40011422 is a wasteful number, since it uses less digits than its factorization.

40011422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2911.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 40011422 is about 6325.4582442697. The cubic root of 40011422 is about 342.0277384795.

Adding to 40011422 its reverse (22411004), we get a palindrome (62422426).

The spelling of 40011422 in words is "forty million, eleven thousand, four hundred twenty-two".