424222331 has 8 divisors (see below), whose sum is σ = 464598960. Its totient is φ = 384952032.

The previous prime is 424222319. The next prime is 424222343. The reversal of 424222331 is 133222424.

It is an interprime number because it is at equal distance from previous prime (424222319) and next prime (424222343).

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 424222331 - 2¹⁰ = 424221307 is a prime.

It is a super-2 number, since 2×424222331² = 359929172238147122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424222297 and 424222306.

It is not an unprimeable number, because it can be changed into a prime (424522331) 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, 275780 + ... + 277313.

It is an arithmetic number, because the mean of its divisors is an integer number (58074870).

Almost surely, 2^424222331 is an apocalyptic number.

424222331 is a deficient number, since it is larger than the sum of its proper divisors (40376629).

424222331 is a wasteful number, since it uses less digits than its factorization.

424222331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553165.

The product of its digits is 2304, while the sum is 23.

The square root of 424222331 is about 20596.6582483664. The cubic root of 424222331 is about 751.3884390263.

Adding to 424222331 its reverse (133222424), we get a palindrome (557444755).

The spelling of 424222331 in words is "four hundred twenty-four million, two hundred twenty-two thousand, three hundred thirty-one".