40912656 has 20 divisors (see below), whose sum is σ = 105691152. Its totient is φ = 13637536.

The previous prime is 40912637. The next prime is 40912657. The reversal of 40912656 is 65621904.

It is not an unprimeable number, because it can be changed into a prime (40912657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426126 + ... + 426221.

Almost surely, 2^40912656 is an apocalyptic number.

It is an amenable number.

40912656 is an abundant number, since it is smaller than the sum of its proper divisors (64778496).

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

40912656 is a wasteful number, since it uses less digits than its factorization.

40912656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852358 (or 852352 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 40912656 is about 6396.3001805731. The cubic root of 40912656 is about 344.5766872798.

The spelling of 40912656 in words is "forty million, nine hundred twelve thousand, six hundred fifty-six".