456540670 has 16 divisors (see below), whose sum is σ = 831675600. Its totient is φ = 180415744.

The previous prime is 456540611. The next prime is 456540673. The reversal of 456540670 is 76045654.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456540673) 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, 274195 + ... + 275854.

It is an arithmetic number, because the mean of its divisors is an integer number (51979725).

Almost surely, 2^456540670 is an apocalyptic number.

456540670 is a deficient number, since it is larger than the sum of its proper divisors (375134930).

456540670 is a wasteful number, since it uses less digits than its factorization.

456540670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550139.

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 456540670 is about 21366.8123499974. The cubic root of 456540670 is about 770.0043121139.

The spelling of 456540670 in words is "four hundred fifty-six million, five hundred forty thousand, six hundred seventy".