416232321 has 4 divisors (see below), whose sum is σ = 554976432. Its totient is φ = 277488212.

The previous prime is 416232307. The next prime is 416232337. The reversal of 416232321 is 123232614.

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 416232321 - 2¹⁰ = 416231297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 416232291 and 416232300.

It is not an unprimeable number, because it can be changed into a prime (416232391) 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, 69372051 + ... + 69372056.

It is an arithmetic number, because the mean of its divisors is an integer number (138744108).

Almost surely, 2^416232321 is an apocalyptic number.

It is an amenable number.

416232321 is a deficient number, since it is larger than the sum of its proper divisors (138744111).

416232321 is a wasteful number, since it uses less digits than its factorization.

416232321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138744110.

The product of its digits is 1728, while the sum is 24.

The square root of 416232321 is about 20401.7724965259. The cubic root of 416232321 is about 746.6411703622.

Adding to 416232321 its reverse (123232614), we get a palindrome (539464935).

The spelling of 416232321 in words is "four hundred sixteen million, two hundred thirty-two thousand, three hundred twenty-one".