424834945 has 8 divisors (see below), whose sum is σ = 513523944. Its totient is φ = 337386624.

The previous prime is 424834931. The next prime is 424834957. The reversal of 424834945 is 549438424.

It can be written as a sum of positive squares in 4 ways, for example, as 174689089 + 250145856 = 13217^2 + 15816^2 .

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 424834945 - 2¹⁹ = 424310657 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309414 + ... + 310783.

It is an arithmetic number, because the mean of its divisors is an integer number (64190493).

Almost surely, 2^424834945 is an apocalyptic number.

It is an amenable number.

424834945 is a deficient number, since it is larger than the sum of its proper divisors (88688999).

424834945 is a wasteful number, since it uses less digits than its factorization.

424834945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620339.

The product of its digits is 552960, while the sum is 43.

The square root of 424834945 is about 20611.5245675811. The cubic root of 424834945 is about 751.7499551816.

It can be divided in two parts, 4248 and 34945, that added together give a palindrome (39193).

The spelling of 424834945 in words is "four hundred twenty-four million, eight hundred thirty-four thousand, nine hundred forty-five".