34742023 has 2 divisors, whose sum is σ = 34742024. Its totient is φ = 34742022.

The previous prime is 34741991. The next prime is 34742039. The reversal of 34742023 is 32024743.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34742023 - 2⁵ = 34741991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34742063) 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, 17371011 + 17371012.

It is an arithmetic number, because the mean of its divisors is an integer number (17371012).

Almost surely, 2^34742023 is an apocalyptic number.

34742023 is a deficient number, since it is larger than the sum of its proper divisors (1).

34742023 is an equidigital number, since it uses as much as digits as its factorization.

34742023 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 25.

The square root of 34742023 is about 5894.2364221331. The cubic root of 34742023 is about 326.3009722524.

Adding to 34742023 its reverse (32024743), we get a palindrome (66766766).

The spelling of 34742023 in words is "thirty-four million, seven hundred forty-two thousand, twenty-three".