34320432021 has 8 divisors (see below), whose sum is σ = 45762181920. Its totient is φ = 22879485072.

The previous prime is 34320432019. The next prime is 34320432143. The reversal of 34320432021 is 12023402343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34320432021 - 2¹ = 34320432019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34320431982 and 34320432000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34320432001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92695 + ... + 277908.

It is an arithmetic number, because the mean of its divisors is an integer number (5720272740).

Almost surely, 2^34320432021 is an apocalyptic number.

It is an amenable number.

34320432021 is a deficient number, since it is larger than the sum of its proper divisors (11441749899).

34320432021 is a wasteful number, since it uses less digits than its factorization.

34320432021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401475.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 34320432021 its reverse (12023402343), we get a palindrome (46343834364).

The spelling of 34320432021 in words is "thirty-four billion, three hundred twenty million, four hundred thirty-two thousand, twenty-one".