40352022 has 12 divisors (see below), whose sum is σ = 87429420. Its totient is φ = 13450668.

The previous prime is 40351979. The next prime is 40352041. The reversal of 40352022 is 22025304.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 2241779 = 40352022 / (4 + 0 + 3 + 5 + 2 + 0 + 2 + 2).

It is a zygodrome in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 40351986 and 40352004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1120872 + ... + 1120907.

It is an arithmetic number, because the mean of its divisors is an integer number (7285785).

Almost surely, 2^40352022 is an apocalyptic number.

40352022 is an abundant number, since it is smaller than the sum of its proper divisors (47077398).

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

40352022 is a wasteful number, since it uses less digits than its factorization.

40352022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2241787 (or 2241784 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 40352022 is about 6352.3241416036. The cubic root of 40352022 is about 342.9955091820.

Adding to 40352022 its reverse (22025304), we get a palindrome (62377326).

It can be divided in two parts, 403 and 52022, that added together give a palindrome (52425).

The spelling of 40352022 in words is "forty million, three hundred fifty-two thousand, twenty-two".