40727426 has 16 divisors (see below), whose sum is σ = 64395000. Its totient is φ = 19289088.

The previous prime is 40727413. The next prime is 40727429. The reversal of 40727426 is 62472704.

40727426 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 4 ways, for example, as 34798201 + 5929225 = 5899^2 + 2435^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40727392 and 40727401.

It is not an unprimeable number, because it can be changed into a prime (40727429) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3551 + ... + 9698.

Almost surely, 2^40727426 is an apocalyptic number.

40727426 is a deficient number, since it is larger than the sum of its proper divisors (23667574).

40727426 is a wasteful number, since it uses less digits than its factorization.

40727426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13333.

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 40727426 is about 6381.8042903242. The cubic root of 40727426 is about 344.0558826196.

The spelling of 40727426 in words is "forty million, seven hundred twenty-seven thousand, four hundred twenty-six".