424047845 has 8 divisors (see below), whose sum is σ = 548000376. Its totient is φ = 313142976.

The previous prime is 424047821. The next prime is 424047851. The reversal of 424047845 is 548740424.

It can be written as a sum of positive squares in 4 ways, for example, as 66308449 + 357739396 = 8143^2 + 18914^2 .

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 424047845 - 2¹⁶ = 423982309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424047799 and 424047808.

It is a congruent 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, 3261842 + ... + 3261971.

It is an arithmetic number, because the mean of its divisors is an integer number (68500047).

Almost surely, 2^424047845 is an apocalyptic number.

It is an amenable number.

424047845 is a deficient number, since it is larger than the sum of its proper divisors (123952531).

424047845 is a wasteful number, since it uses less digits than its factorization.

424047845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6523831.

The product of its (nonzero) digits is 143360, while the sum is 38.

The square root of 424047845 is about 20592.4220285036. The cubic root of 424047845 is about 751.2854075631.

The spelling of 424047845 in words is "four hundred twenty-four million, forty-seven thousand, eight hundred forty-five".