40055922 has 24 divisors (see below), whose sum is σ = 87160320. Its totient is φ = 13294680.

The previous prime is 40055909. The next prime is 40055957. The reversal of 40055922 is 22955004.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 354 + ... + 8957.

It is an arithmetic number, because the mean of its divisors is an integer number (3631680).

Almost surely, 2^40055922 is an apocalyptic number.

40055922 is an abundant number, since it is smaller than the sum of its proper divisors (47104398).

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

40055922 is a wasteful number, since it uses less digits than its factorization.

40055922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9558 (or 9555 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 40055922 is about 6328.9747984962. The cubic root of 40055922 is about 342.1544905795.

The spelling of 40055922 in words is "forty million, fifty-five thousand, nine hundred twenty-two".