472215803 has 2 divisors, whose sum is σ = 472215804. Its totient is φ = 472215802.

The previous prime is 472215773. The next prime is 472215811. The reversal of 472215803 is 308512274.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 472215803 - 2⁶ = 472215739 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 472215803.

It is not a weakly prime, because it can be changed into another prime (472215833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236107901 + 236107902.

It is an arithmetic number, because the mean of its divisors is an integer number (236107902).

Almost surely, 2^472215803 is an apocalyptic number.

472215803 is a deficient number, since it is larger than the sum of its proper divisors (1).

472215803 is an equidigital number, since it uses as much as digits as its factorization.

472215803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 472215803 is about 21730.5269839459. The cubic root of 472215803 is about 778.7179261550.

The spelling of 472215803 in words is "four hundred seventy-two million, two hundred fifteen thousand, eight hundred three".