40581122 has 8 divisors (see below), whose sum is σ = 60937536. Its totient is φ = 20268612.

The previous prime is 40581113. The next prime is 40581133. The reversal of 40581122 is 22118504.

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

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, 8558 + ... + 12425.

It is an arithmetic number, because the mean of its divisors is an integer number (7617192).

Almost surely, 2^40581122 is an apocalyptic number.

40581122 is a deficient number, since it is larger than the sum of its proper divisors (20356414).

40581122 is a wasteful number, since it uses less digits than its factorization.

40581122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21952.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 40581122 is about 6370.3313885543. The cubic root of 40581122 is about 343.6434075235.

Adding to 40581122 its reverse (22118504), we get a palindrome (62699626).

The spelling of 40581122 in words is "forty million, five hundred eighty-one thousand, one hundred twenty-two".