40232648 has 8 divisors (see below), whose sum is σ = 75436230. Its totient is φ = 20116320.

The previous prime is 40232623. The next prime is 40232651. The reversal of 40232648 is 84623204.

40232648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 23406244 + 16826404 = 4838^2 + 4102^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 40232648.

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 as a sum of consecutive naturals, namely, 2514533 + ... + 2514548.

Almost surely, 2^40232648 is an apocalyptic number.

It is an amenable number.

40232648 is a deficient number, since it is larger than the sum of its proper divisors (35203582).

40232648 is a wasteful number, since it uses less digits than its factorization.

40232648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5029087 (or 5029083 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 40232648 is about 6342.9210936287. The cubic root of 40232648 is about 342.6569454934.

The spelling of 40232648 in words is "forty million, two hundred thirty-two thousand, six hundred forty-eight".