40248448 has 16 divisors (see below), whose sum is σ = 80182710. Its totient is φ = 20124160.

The previous prime is 40248437. The next prime is 40248451. The reversal of 40248448 is 84484204.

It can be written as a sum of positive squares in only one way, i.e., 22202944 + 18045504 = 4712^2 + 4248^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157093 + ... + 157348.

Almost surely, 2^40248448 is an apocalyptic number.

It is an amenable number.

40248448 is a deficient number, since it is larger than the sum of its proper divisors (39934262).

40248448 is an equidigital number, since it uses as much as digits as its factorization.

40248448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314455 (or 314443 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 34.

The square root of 40248448 is about 6344.1664543106. The cubic root of 40248448 is about 342.7017952315.

The spelling of 40248448 in words is "forty million, two hundred forty-eight thousand, four hundred forty-eight".