40922220 has 24 divisors (see below), whose sum is σ = 114582384. Its totient is φ = 10912576.

The previous prime is 40922177. The next prime is 40922239. The reversal of 40922220 is 2222904.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340959 + ... + 341078.

It is an arithmetic number, because the mean of its divisors is an integer number (4774266).

Almost surely, 2^40922220 is an apocalyptic number.

It is an amenable number.

40922220 is an abundant number, since it is smaller than the sum of its proper divisors (73660164).

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

40922220 is a wasteful number, since it uses less digits than its factorization.

40922220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682049 (or 682047 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 40922220 is about 6397.0477565827. The cubic root of 40922220 is about 344.6035353263.

The spelling of 40922220 in words is "forty million, nine hundred twenty-two thousand, two hundred twenty".