424345450 has 24 divisors (see below), whose sum is σ = 793660140. Its totient is φ = 168796800.

The previous prime is 424345447. The next prime is 424345451. The reversal of 424345450 is 54543424.

It can be written as a sum of positive squares in 6 ways, for example, as 37711881 + 386633569 = 6141^2 + 19663^2 .

It is not an unprimeable number, because it can be changed into a prime (424345451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14395 + ... + 32494.

Almost surely, 2^424345450 is an apocalyptic number.

424345450 is a deficient number, since it is larger than the sum of its proper divisors (369314690).

424345450 is a wasteful number, since it uses less digits than its factorization.

424345450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47082 (or 47077 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 424345450 is about 20599.6468416330. The cubic root of 424345450 is about 751.4611220185.

Adding to 424345450 its reverse (54543424), we get a palindrome (478888874).

The spelling of 424345450 in words is "four hundred twenty-four million, three hundred forty-five thousand, four hundred fifty".