40403022 has 32 divisors (see below), whose sum is σ = 89074944. Its totient is φ = 12115200.

The previous prime is 40403021. The next prime is 40403039. The reversal of 40403022 is 22030404.

It is a happy number.

It is a super-3 number, since 3×40403022³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40402992 and 40403010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40403021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3247 + ... + 9557.

It is an arithmetic number, because the mean of its divisors is an integer number (2783592).

Almost surely, 2^40403022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40403022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44537472).

40403022 is an abundant number, since it is smaller than the sum of its proper divisors (48671922).

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

40403022 is a wasteful number, since it uses less digits than its factorization.

40403022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6424.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 40403022 is about 6356.3371527948. The cubic root of 40403022 is about 343.1399497469.

Adding to 40403022 its reverse (22030404), we get a palindrome (62433426).

The spelling of 40403022 in words is "forty million, four hundred three thousand, twenty-two".