40238622 has 48 divisors (see below), whose sum is σ = 89489088. Its totient is φ = 13063680.

The previous prime is 40238617. The next prime is 40238623. The reversal of 40238622 is 22683204.

40238622 is a `hidden beast` number, since 4 + 0 + 2 + 38 + 622 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40238623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148347 + ... + 148617.

It is an arithmetic number, because the mean of its divisors is an integer number (1864356).

Almost surely, 2^40238622 is an apocalyptic number.

40238622 is an abundant number, since it is smaller than the sum of its proper divisors (49250466).

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

40238622 is a wasteful number, since it uses less digits than its factorization.

40238622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 40238622 is about 6343.3919948242. The cubic root of 40238622 is about 342.6739046165.

The spelling of 40238622 in words is "forty million, two hundred thirty-eight thousand, six hundred twenty-two".