40602437 has 2 divisors, whose sum is σ = 40602438. Its totient is φ = 40602436.

The previous prime is 40602403. The next prime is 40602439. The reversal of 40602437 is 73420604.

It is a happy number.

40602437 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 can be written as a sum of positive squares in only one way, i.e., 22743361 + 17859076 = 4769^2 + 4226^2 .

It is a cyclic number.

It is not a de Polignac number, because 40602437 - 2¹⁶ = 40536901 is a prime.

Together with 40602439, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40602439) 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, 20301218 + 20301219.

It is an arithmetic number, because the mean of its divisors is an integer number (20301219).

Almost surely, 2^40602437 is an apocalyptic number.

It is an amenable number.

40602437 is a deficient number, since it is larger than the sum of its proper divisors (1).

40602437 is an equidigital number, since it uses as much as digits as its factorization.

40602437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 40602437 is about 6372.0041588185. The cubic root of 40602437 is about 343.7035625645.

The spelling of 40602437 in words is "forty million, six hundred two thousand, four hundred thirty-seven".