4232121 has 4 divisors (see below), whose sum is σ = 5642832. Its totient is φ = 2821412.

The previous prime is 4232113. The next prime is 4232131. The reversal of 4232121 is 1212324.

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 a cyclic number.

It is not a de Polignac number, because 4232121 - 2³ = 4232113 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 4232121.

It is not an unprimeable number, because it can be changed into a prime (4232101) 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, 705351 + ... + 705356.

It is an arithmetic number, because the mean of its divisors is an integer number (1410708).

Almost surely, 2^4232121 is an apocalyptic number.

It is an amenable number.

4232121 is a deficient number, since it is larger than the sum of its proper divisors (1410711).

4232121 is a wasteful number, since it uses less digits than its factorization.

4232121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410710.

The product of its digits is 96, while the sum is 15.

The square root of 4232121 is about 2057.2119482445. The cubic root of 4232121 is about 161.7531295505.

Adding to 4232121 its reverse (1212324), we get a palindrome (5444445).

The spelling of 4232121 in words is "four million, two hundred thirty-two thousand, one hundred twenty-one".