456924649 has 4 divisors (see below), whose sum is σ = 457005780. Its totient is φ = 456843520.

The previous prime is 456924631. The next prime is 456924679. The reversal of 456924649 is 946429654.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 274134249 + 182790400 = 16557^2 + 13520^2 .

It is a cyclic number.

It is not a de Polignac number, because 456924649 - 2¹³ = 456916457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (456924619) 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, 31432 + ... + 43609.

It is an arithmetic number, because the mean of its divisors is an integer number (114251445).

Almost surely, 2^456924649 is an apocalyptic number.

It is an amenable number.

456924649 is a deficient number, since it is larger than the sum of its proper divisors (81131).

456924649 is an equidigital number, since it uses as much as digits as its factorization.

456924649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81130.

The product of its digits is 1866240, while the sum is 49.

The square root of 456924649 is about 21375.7958682244. The cubic root of 456924649 is about 770.2201254050.

The spelling of 456924649 in words is "four hundred fifty-six million, nine hundred twenty-four thousand, six hundred forty-nine".