424223345 has 32 divisors (see below), whose sum is σ = 628793088. Its totient is φ = 267556608.

The previous prime is 424223329. The next prime is 424223347. The reversal of 424223345 is 543322424.

It is a happy number.

424223345 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 424223345 - 2⁴ = 424223329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (424223347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138167 + ... + 141203.

It is an arithmetic number, because the mean of its divisors is an integer number (19649784).

Almost surely, 2^424223345 is an apocalyptic number.

It is an amenable number.

424223345 is a deficient number, since it is larger than the sum of its proper divisors (204569743).

424223345 is a wasteful number, since it uses less digits than its factorization.

424223345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3369.

The product of its digits is 23040, while the sum is 29.

The square root of 424223345 is about 20596.6828639954. The cubic root of 424223345 is about 751.3890376960.

Adding to 424223345 its reverse (543322424), we get a palindrome (967545769).

The spelling of 424223345 in words is "four hundred twenty-four million, two hundred twenty-three thousand, three hundred forty-five".