40224022 has 16 divisors (see below), whose sum is σ = 61639632. Its totient is φ = 19681920.

The previous prime is 40224013. The next prime is 40224029. The reversal of 40224022 is 22042204.

It is a junction number, because it is equal to n+sod(n) for n = 40223987 and 40224005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40224029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18997 + ... + 21007.

It is an arithmetic number, because the mean of its divisors is an integer number (3852477).

Almost surely, 2^40224022 is an apocalyptic number.

40224022 is a deficient number, since it is larger than the sum of its proper divisors (21415610).

40224022 is a wasteful number, since it uses less digits than its factorization.

40224022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2223.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 40224022 is about 6342.2410865561. The cubic root of 40224022 is about 342.6324548519.

Adding to 40224022 its reverse (22042204), we get a palindrome (62266226).

The spelling of 40224022 in words is "forty million, two hundred twenty-four thousand, twenty-two".