456240380 has 12 divisors (see below), whose sum is σ = 958104840. Its totient is φ = 182496144.

The previous prime is 456240359. The next prime is 456240413. The reversal of 456240380 is 83042654.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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, 11405990 + ... + 11406029.

It is an arithmetic number, because the mean of its divisors is an integer number (79842070).

Almost surely, 2^456240380 is an apocalyptic number.

It is an amenable number.

456240380 is an abundant number, since it is smaller than the sum of its proper divisors (501864460).

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

456240380 is a wasteful number, since it uses less digits than its factorization.

456240380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22812028 (or 22812026 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 456240380 is about 21359.7841749396. The cubic root of 456240380 is about 769.8354514299.

The spelling of 456240380 in words is "four hundred fifty-six million, two hundred forty thousand, three hundred eighty".