40981022 has 8 divisors (see below), whose sum is σ = 62068656. Its totient is φ = 20291472.

The previous prime is 40981007. The next prime is 40981027. The reversal of 40981022 is 22018904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 40980982 and 40981000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40981027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99263 + ... + 99674.

It is an arithmetic number, because the mean of its divisors is an integer number (7758582).

Almost surely, 2^40981022 is an apocalyptic number.

40981022 is a deficient number, since it is larger than the sum of its proper divisors (21087634).

40981022 is a wasteful number, since it uses less digits than its factorization.

40981022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199042.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 40981022 is about 6401.6421330780. The cubic root of 40981022 is about 344.7685123583.

Adding to 40981022 its reverse (22018904), we get a palindrome (62999926).

The spelling of 40981022 in words is "forty million, nine hundred eighty-one thousand, twenty-two".