456240870 has 32 divisors (see below), whose sum is σ = 1216643040. Its totient is φ = 121664160.

The previous prime is 456240859. The next prime is 456240871. The reversal of 456240870 is 78042654.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456240871) 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 15 ways as a sum of consecutive naturals, for example, 844621 + ... + 845160.

It is an arithmetic number, because the mean of its divisors is an integer number (38020095).

Almost surely, 2^456240870 is an apocalyptic number.

456240870 is an abundant number, since it is smaller than the sum of its proper divisors (760402170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

456240870 is a wasteful number, since it uses less digits than its factorization.

456240870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1689797 (or 1689791 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 456240870 is about 21359.7956450899. The cubic root of 456240870 is about 769.8357270297.

The spelling of 456240870 in words is "four hundred fifty-six million, two hundred forty thousand, eight hundred seventy".