40243848 has 16 divisors (see below), whose sum is σ = 100609680. Its totient is φ = 13414608.

The previous prime is 40243831. The next prime is 40243849. The reversal of 40243848 is 84834204.

It is not an unprimeable number, because it can be changed into a prime (40243849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 838390 + ... + 838437.

It is an arithmetic number, because the mean of its divisors is an integer number (6288105).

Almost surely, 2^40243848 is an apocalyptic number.

It is an amenable number.

40243848 is an abundant number, since it is smaller than the sum of its proper divisors (60365832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40243848 is a wasteful number, since it uses less digits than its factorization.

40243848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676836 (or 1676832 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 33.

The square root of 40243848 is about 6343.8039061749. The cubic root of 40243848 is about 342.6887389242.

The spelling of 40243848 in words is "forty million, two hundred forty-three thousand, eight hundred forty-eight".