472805407 has 2 divisors, whose sum is σ = 472805408. Its totient is φ = 472805406.

The previous prime is 472805393. The next prime is 472805569. The reversal of 472805407 is 704508274.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 472805407 - 2⁷ = 472805279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472805807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236402703 + 236402704.

It is an arithmetic number, because the mean of its divisors is an integer number (236402704).

Almost surely, 2^472805407 is an apocalyptic number.

472805407 is a deficient number, since it is larger than the sum of its proper divisors (1).

472805407 is an equidigital number, since it uses as much as digits as its factorization.

472805407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62720, while the sum is 37.

The square root of 472805407 is about 21744.0890128789. The cubic root of 472805407 is about 779.0418912031.

The spelling of 472805407 in words is "four hundred seventy-two million, eight hundred five thousand, four hundred seven".