456999999 has 8 divisors (see below), whose sum is σ = 609717552. Its totient is φ = 304474560.

The previous prime is 456999953. The next prime is 457000013. The reversal of 456999999 is 999999654.

It is a happy number.

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

It is not a de Polignac number, because 456999999 - 2¹¹ = 456997951 is a prime.

456999999 is a modest number, since divided by 99999 gives 4569 as remainder.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456989999) 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 7 ways as a sum of consecutive naturals, for example, 42382 + ... + 52059.

It is an arithmetic number, because the mean of its divisors is an integer number (76214694).

Almost surely, 2^456999999 is an apocalyptic number.

456999999 is a deficient number, since it is larger than the sum of its proper divisors (152717553).

456999999 is a wasteful number, since it uses less digits than its factorization.

456999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96057.

The product of its digits is 63772920, while the sum is 69.

The square root of 456999999 is about 21377.5583030429. The cubic root of 456999999 is about 770.2624612669.

The spelling of 456999999 in words is "four hundred fifty-six million, nine hundred ninety-nine thousand, nine hundred ninety-nine".