34232421 has 4 divisors (see below), whose sum is σ = 45643232. Its totient is φ = 22821612.

The previous prime is 34232413. The next prime is 34232423. The reversal of 34232421 is 12423243.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 34232421 - 2³ = 34232413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34232423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5705401 + ... + 5705406.

It is an arithmetic number, because the mean of its divisors is an integer number (11410808).

Almost surely, 2^34232421 is an apocalyptic number.

It is an amenable number.

34232421 is a deficient number, since it is larger than the sum of its proper divisors (11410811).

34232421 is a wasteful number, since it uses less digits than its factorization.

34232421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11410810.

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

The square root of 34232421 is about 5850.8478872724. The cubic root of 34232421 is about 324.6976944337.

Adding to 34232421 its reverse (12423243), we get a palindrome (46655664).

It can be divided in two parts, 3423242 and 1, that added together give a palindrome (3423243).

The spelling of 34232421 in words is "thirty-four million, two hundred thirty-two thousand, four hundred twenty-one".