472704149 has 2 divisors, whose sum is σ = 472704150. Its totient is φ = 472704148.

The previous prime is 472704137. The next prime is 472704157. The reversal of 472704149 is 941407274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 299913124 + 172791025 = 17318^2 + 13145^2 .

It is a cyclic number.

It is not a de Polignac number, because 472704149 - 2²⁰ = 471655573 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472704179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236352074 + 236352075.

It is an arithmetic number, because the mean of its divisors is an integer number (236352075).

Almost surely, 2^472704149 is an apocalyptic number.

It is an amenable number.

472704149 is a deficient number, since it is larger than the sum of its proper divisors (1).

472704149 is an equidigital number, since it uses as much as digits as its factorization.

472704149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 472704149 is about 21741.7604852965. The cubic root of 472704149 is about 778.9862729335.

The spelling of 472704149 in words is "four hundred seventy-two million, seven hundred four thousand, one hundred forty-nine".