40062739 has 2 divisors, whose sum is σ = 40062740. Its totient is φ = 40062738.

The previous prime is 40062691. The next prime is 40062751. The reversal of 40062739 is 93726004.

40062739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40062739 - 2¹⁷ = 39931667 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40062739.

It is not a weakly prime, because it can be changed into another prime (40063739) 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 as a sum of consecutive naturals, namely, 20031369 + 20031370.

It is an arithmetic number, because the mean of its divisors is an integer number (20031370).

Almost surely, 2^40062739 is an apocalyptic number.

40062739 is a deficient number, since it is larger than the sum of its proper divisors (1).

40062739 is an equidigital number, since it uses as much as digits as its factorization.

40062739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 40062739 is about 6329.5133304228. The cubic root of 40062739 is about 342.1738995686.

The spelling of 40062739 in words is "forty million, sixty-two thousand, seven hundred thirty-nine".