34642493 has 2 divisors, whose sum is σ = 34642494. Its totient is φ = 34642492.

The previous prime is 34642463. The next prime is 34642513. The reversal of 34642493 is 39424643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23600164 + 11042329 = 4858^2 + 3323^2 .

It is a cyclic number.

It is not a de Polignac number, because 34642493 - 2⁶ = 34642429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34642463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17321246 + 17321247.

It is an arithmetic number, because the mean of its divisors is an integer number (17321247).

Almost surely, 2^34642493 is an apocalyptic number.

It is an amenable number.

34642493 is a deficient number, since it is larger than the sum of its proper divisors (1).

34642493 is an equidigital number, since it uses as much as digits as its factorization.

34642493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 35.

The square root of 34642493 is about 5885.7873729859. The cubic root of 34642493 is about 325.9890752483.

The spelling of 34642493 in words is "thirty-four million, six hundred forty-two thousand, four hundred ninety-three".