40648814 has 8 divisors (see below), whose sum is σ = 61972968. Its totient is φ = 19991160.

The previous prime is 40648757. The next prime is 40648823. The reversal of 40648814 is 41884604.

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

It is a congruent number.

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, 166472 + ... + 166715.

It is an arithmetic number, because the mean of its divisors is an integer number (7746621).

Almost surely, 2^40648814 is an apocalyptic number.

40648814 is a deficient number, since it is larger than the sum of its proper divisors (21324154).

40648814 is a wasteful number, since it uses less digits than its factorization.

40648814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333250.

The product of its (nonzero) digits is 24576, while the sum is 35.

The square root of 40648814 is about 6375.6422421588. The cubic root of 40648814 is about 343.8343747042.

The spelling of 40648814 in words is "forty million, six hundred forty-eight thousand, eight hundred fourteen".