456552789 has 16 divisors (see below), whose sum is σ = 758945280. Its totient is φ = 237170160.

The previous prime is 456552787. The next prime is 456552809. The reversal of 456552789 is 987255654.

It is not a de Polignac number, because 456552789 - 2¹ = 456552787 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456552781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 987979 + ... + 988440.

It is an arithmetic number, because the mean of its divisors is an integer number (47434080).

Almost surely, 2^456552789 is an apocalyptic number.

It is an amenable number.

456552789 is a deficient number, since it is larger than the sum of its proper divisors (302392491).

456552789 is a wasteful number, since it uses less digits than its factorization.

456552789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976440.

The product of its digits is 3024000, while the sum is 51.

The square root of 456552789 is about 21367.0959421256. The cubic root of 456552789 is about 770.0111253804.

The spelling of 456552789 in words is "four hundred fifty-six million, five hundred fifty-two thousand, seven hundred eighty-nine".