34402000421 has 16 divisors (see below), whose sum is σ = 35413851648. Its totient is φ = 33398697600.

The previous prime is 34402000379. The next prime is 34402000453. The reversal of 34402000421 is 12400020443.

It is a cyclic number.

It is not a de Polignac number, because 34402000421 - 2³⁰ = 33328258597 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34402000393 and 34402000402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34402000021) 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 in 15 ways as a sum of consecutive naturals, for example, 13743056 + ... + 13745558.

It is an arithmetic number, because the mean of its divisors is an integer number (2213365728).

Almost surely, 2^34402000421 is an apocalyptic number.

It is an amenable number.

34402000421 is a deficient number, since it is larger than the sum of its proper divisors (1011851227).

34402000421 is a wasteful number, since it uses less digits than its factorization.

34402000421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4052.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 34402000421 its reverse (12400020443), we get a palindrome (46802020864).

The spelling of 34402000421 in words is "thirty-four billion, four hundred two million, four hundred twenty-one", and thus it is an aban number.