34240023021 has 16 divisors (see below), whose sum is σ = 47232970560. Its totient is φ = 22037057280.

The previous prime is 34240022977. The next prime is 34240023043. The reversal of 34240023021 is 12032004243.

It is not a de Polignac number, because 34240023021 - 2²⁵ = 34206468589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34240023061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1037586 + ... + 1070076.

It is an arithmetic number, because the mean of its divisors is an integer number (2952060660).

Almost surely, 2^34240023021 is an apocalyptic number.

It is an amenable number.

34240023021 is a deficient number, since it is larger than the sum of its proper divisors (12992947539).

34240023021 is a wasteful number, since it uses less digits than its factorization.

34240023021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44636.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 34240023021 its reverse (12032004243), we get a palindrome (46272027264).

The spelling of 34240023021 in words is "thirty-four billion, two hundred forty million, twenty-three thousand, twenty-one".