40648682 has 8 divisors (see below), whose sum is σ = 63624096. Its totient is φ = 19440652.

The previous prime is 40648679. The next prime is 40648757. The reversal of 40648682 is 28684604.

It is a happy number.

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, 441788 + ... + 441879.

It is an arithmetic number, because the mean of its divisors is an integer number (7953012).

Almost surely, 2^40648682 is an apocalyptic number.

40648682 is a deficient number, since it is larger than the sum of its proper divisors (22975414).

40648682 is a wasteful number, since it uses less digits than its factorization.

40648682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883692.

The product of its (nonzero) digits is 73728, while the sum is 38.

The square root of 40648682 is about 6375.6318902521. The cubic root of 40648682 is about 343.8340025229.

The spelling of 40648682 in words is "forty million, six hundred forty-eight thousand, six hundred eighty-two".