40602253 has 2 divisors, whose sum is σ = 40602254. Its totient is φ = 40602252.

The previous prime is 40602251. The next prime is 40602257. The reversal of 40602253 is 35220604.

It is a happy number.

40602253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33616804 + 6985449 = 5798^2 + 2643^2 .

It is a cyclic number.

It is not a de Polignac number, because 40602253 - 2¹ = 40602251 is a prime.

Together with 40602251, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40602251) 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, 20301126 + 20301127.

It is an arithmetic number, because the mean of its divisors is an integer number (20301127).

Almost surely, 2^40602253 is an apocalyptic number.

It is an amenable number.

40602253 is a deficient number, since it is larger than the sum of its proper divisors (1).

40602253 is an equidigital number, since it uses as much as digits as its factorization.

40602253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 40602253 is about 6371.9897206446. The cubic root of 40602253 is about 343.7030433711.

Adding to 40602253 its reverse (35220604), we get a palindrome (75822857).

The spelling of 40602253 in words is "forty million, six hundred two thousand, two hundred fifty-three".