40222508 has 12 divisors (see below), whose sum is σ = 70724472. Its totient is φ = 20015520.

The previous prime is 40222471. The next prime is 40222529. The reversal of 40222508 is 80522204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22985 + ... + 24672.

It is an arithmetic number, because the mean of its divisors is an integer number (5893706).

Almost surely, 2^40222508 is an apocalyptic number.

It is an amenable number.

40222508 is a deficient number, since it is larger than the sum of its proper divisors (30501964).

40222508 is a wasteful number, since it uses less digits than its factorization.

40222508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47872 (or 47870 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 40222508 is about 6342.1217269933. The cubic root of 40222508 is about 342.6281559942.

The spelling of 40222508 in words is "forty million, two hundred twenty-two thousand, five hundred eight".