40286022 has 48 divisors (see below), whose sum is σ = 97847040. Its totient is φ = 10829952.

The previous prime is 40286021. The next prime is 40286027. The reversal of 40286022 is 22068204.

It is a junction number, because it is equal to n+sod(n) for n = 40285983 and 40286001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40286021) 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, 10479 + ... + 13797.

It is an arithmetic number, because the mean of its divisors is an integer number (2038480).

Almost surely, 2^40286022 is an apocalyptic number.

40286022 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 40286022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48923520).

40286022 is an abundant number, since it is smaller than the sum of its proper divisors (57561018).

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

40286022 is a wasteful number, since it uses less digits than its factorization.

40286022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3365 (or 3348 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 40286022 is about 6347.1270666342. The cubic root of 40286022 is about 342.8084053242.

The spelling of 40286022 in words is "forty million, two hundred eighty-six thousand, twenty-two".