40671522 has 12 divisors (see below), whose sum is σ = 88121670. Its totient is φ = 13557168.

The previous prime is 40671509. The next prime is 40671529. The reversal of 40671522 is 22517604.

It can be written as a sum of positive squares in only one way, i.e., 40182921 + 488601 = 6339^2 + 699^2 .

It is not an unprimeable number, because it can be changed into a prime (40671529) 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 5 ways as a sum of consecutive naturals, for example, 1129747 + ... + 1129782.

Almost surely, 2^40671522 is an apocalyptic number.

40671522 is an abundant number, since it is smaller than the sum of its proper divisors (47450148).

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

40671522 is a wasteful number, since it uses less digits than its factorization.

40671522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2259537 (or 2259534 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 40671522 is about 6377.4228337158. The cubic root of 40671522 is about 343.8983891797.

The spelling of 40671522 in words is "forty million, six hundred seventy-one thousand, five hundred twenty-two".