458879642 has 8 divisors (see below), whose sum is σ = 741267156. Its totient is φ = 211790592.

The previous prime is 458879633. The next prime is 458879651. The reversal of 458879642 is 246978854.

It is an interprime number because it is at equal distance from previous prime (458879633) and next prime (458879651).

It can be written as a sum of positive squares in 2 ways, for example, as 458345281 + 534361 = 21409^2 + 731^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8824583 + ... + 8824634.

Almost surely, 2^458879642 is an apocalyptic number.

458879642 is a deficient number, since it is larger than the sum of its proper divisors (282387514).

458879642 is a wasteful number, since it uses less digits than its factorization.

458879642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17649232.

The product of its digits is 3870720, while the sum is 53.

The square root of 458879642 is about 21421.4761862949. The cubic root of 458879642 is about 771.3170477065.

The spelling of 458879642 in words is "four hundred fifty-eight million, eight hundred seventy-nine thousand, six hundred forty-two".