456342919 has 4 divisors (see below), whose sum is σ = 456386920. Its totient is φ = 456298920.

The previous prime is 456342911. The next prime is 456342937. The reversal of 456342919 is 919243654.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 456342919 - 2³ = 456342911 is a prime.

It is a super-2 number, since 2×456342919² = 416497719442881122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456342911) 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 3 ways as a sum of consecutive naturals, for example, 3112 + ... + 30370.

It is an arithmetic number, because the mean of its divisors is an integer number (114096730).

Almost surely, 2^456342919 is an apocalyptic number.

456342919 is a deficient number, since it is larger than the sum of its proper divisors (44001).

456342919 is a wasteful number, since it uses less digits than its factorization.

456342919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44000.

The product of its digits is 233280, while the sum is 43.

The square root of 456342919 is about 21362.1843218338. The cubic root of 456342919 is about 769.8931200390.

The spelling of 456342919 in words is "four hundred fifty-six million, three hundred forty-two thousand, nine hundred nineteen".