40912738 has 8 divisors (see below), whose sum is σ = 64599120. Its totient is φ = 19379700.

The previous prime is 40912709. The next prime is 40912747. The reversal of 40912738 is 83721904.

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

It is an unprimeable number.

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, 538288 + ... + 538363.

It is an arithmetic number, because the mean of its divisors is an integer number (8074890).

Almost surely, 2^40912738 is an apocalyptic number.

40912738 is a deficient number, since it is larger than the sum of its proper divisors (23686382).

40912738 is a wasteful number, since it uses less digits than its factorization.

40912738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076672.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 40912738 is about 6396.3065905255. The cubic root of 40912738 is about 344.5769174878.

The spelling of 40912738 in words is "forty million, nine hundred twelve thousand, seven hundred thirty-eight".