424332121 has 8 divisors (see below), whose sum is σ = 458853120. Its totient is φ = 390873408.

The previous prime is 424332107. The next prime is 424332131. The reversal of 424332121 is 121233424.

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

It is a cyclic number.

It is not a de Polignac number, because 424332121 - 2⁷ = 424331993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 424332092 and 424332101.

It is not an unprimeable number, because it can be changed into a prime (424332131) 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, 264741 + ... + 266338.

It is an arithmetic number, because the mean of its divisors is an integer number (57356640).

Almost surely, 2^424332121 is an apocalyptic number.

It is an amenable number.

424332121 is a deficient number, since it is larger than the sum of its proper divisors (34520999).

424332121 is a wasteful number, since it uses less digits than its factorization.

424332121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531143.

The product of its digits is 1152, while the sum is 22.

The square root of 424332121 is about 20599.3233141285. The cubic root of 424332121 is about 751.4532539555.

Adding to 424332121 its reverse (121233424), we get a palindrome (545565545).

The spelling of 424332121 in words is "four hundred twenty-four million, three hundred thirty-two thousand, one hundred twenty-one".