472428811 has 2 divisors, whose sum is σ = 472428812. Its totient is φ = 472428810.

The previous prime is 472428799. The next prime is 472428833. The reversal of 472428811 is 118824274.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 472428811 - 2⁷ = 472428683 is a prime.

It is not a weakly prime, because it can be changed into another prime (472428311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236214405 + 236214406.

It is an arithmetic number, because the mean of its divisors is an integer number (236214406).

Almost surely, 2^472428811 is an apocalyptic number.

472428811 is a deficient number, since it is larger than the sum of its proper divisors (1).

472428811 is an equidigital number, since it uses as much as digits as its factorization.

472428811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28672, while the sum is 37.

The square root of 472428811 is about 21735.4275550310. The cubic root of 472428811 is about 778.8349970736.

The spelling of 472428811 in words is "four hundred seventy-two million, four hundred twenty-eight thousand, eight hundred eleven".