40348748 has 48 divisors (see below), whose sum is σ = 79833600. Its totient is φ = 17686080.

The previous prime is 40348733. The next prime is 40348751. The reversal of 40348748 is 84784304.

40348748 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225323 + ... + 225501.

It is an arithmetic number, because the mean of its divisors is an integer number (1663200).

Almost surely, 2^40348748 is an apocalyptic number.

It is an amenable number.

40348748 is a deficient number, since it is larger than the sum of its proper divisors (39484852).

40348748 is a wasteful number, since it uses less digits than its factorization.

40348748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350 (or 348 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 38.

The square root of 40348748 is about 6352.0664354208. The cubic root of 40348748 is about 342.9862325079.

Subtracting 40348748 from its reverse (84784304), we obtain a square (44435556 = 6666²).

The spelling of 40348748 in words is "forty million, three hundred forty-eight thousand, seven hundred forty-eight".