40268842 has 8 divisors (see below), whose sum is σ = 60465600. Its totient is φ = 20113644.

The previous prime is 40268819. The next prime is 40268843. The reversal of 40268842 is 24886204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 40268798 and 40268807.

It is not an unprimeable number, because it can be changed into a prime (40268843) 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, 7842 + ... + 11917.

It is an arithmetic number, because the mean of its divisors is an integer number (7558200).

Almost surely, 2^40268842 is an apocalyptic number.

40268842 is a deficient number, since it is larger than the sum of its proper divisors (20196758).

40268842 is a wasteful number, since it uses less digits than its factorization.

40268842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20780.

The product of its (nonzero) digits is 24576, while the sum is 34.

The square root of 40268842 is about 6345.7735541067. The cubic root of 40268842 is about 342.7596681072.

The spelling of 40268842 in words is "forty million, two hundred sixty-eight thousand, eight hundred forty-two".