424858491 has 24 divisors (see below), whose sum is σ = 623999376. Its totient is φ = 278511360.

The previous prime is 424858477. The next prime is 424858501. The reversal of 424858491 is 194858424.

424858491 is a `hidden beast` number, since 4 + 2 + 485 + 84 + 91 = 666.

It is not a de Polignac number, because 424858491 - 2¹⁷ = 424727419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (424858471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 172831 + ... + 175271.

It is an arithmetic number, because the mean of its divisors is an integer number (25999974).

Almost surely, 2^424858491 is an apocalyptic number.

424858491 is a deficient number, since it is larger than the sum of its proper divisors (199140885).

424858491 is a wasteful number, since it uses less digits than its factorization.

424858491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763 (or 2760 counting only the distinct ones).

The product of its digits is 368640, while the sum is 45.

The square root of 424858491 is about 20612.0957449746. The cubic root of 424858491 is about 751.7638432242.

The spelling of 424858491 in words is "four hundred twenty-four million, eight hundred fifty-eight thousand, four hundred ninety-one".