40655122 has 8 divisors (see below), whose sum is σ = 63634176. Its totient is φ = 19443732.

The previous prime is 40655107. The next prime is 40655123. The reversal of 40655122 is 22155604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40655123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441858 + ... + 441949.

It is an arithmetic number, because the mean of its divisors is an integer number (7954272).

Almost surely, 2^40655122 is an apocalyptic number.

40655122 is a deficient number, since it is larger than the sum of its proper divisors (22979054).

40655122 is a wasteful number, since it uses less digits than its factorization.

40655122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883832.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 40655122 is about 6376.1369182288. The cubic root of 40655122 is about 343.8521595204.

The spelling of 40655122 in words is "forty million, six hundred fifty-five thousand, one hundred twenty-two".