40211622 has 48 divisors (see below), whose sum is σ = 97276608. Its totient is φ = 11899440.

The previous prime is 40211621. The next prime is 40211663. The reversal of 40211622 is 22611204.

40211622 is a `hidden beast` number, since 40 + 2 + 1 + 1 + 622 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 40211595 and 40211604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40211621) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6153 + ... + 10875.

It is an arithmetic number, because the mean of its divisors is an integer number (2026596).

Almost surely, 2^40211622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40211622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48638304).

40211622 is an abundant number, since it is smaller than the sum of its proper divisors (57064986).

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

40211622 is a wasteful number, since it uses less digits than its factorization.

40211622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4785 (or 4782 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 40211622 is about 6341.2634387794. The cubic root of 40211622 is about 342.5972430648.

Adding to 40211622 its reverse (22611204), we get a palindrome (62822826).

The spelling of 40211622 in words is "forty million, two hundred eleven thousand, six hundred twenty-two".