477234997 has 2 divisors, whose sum is σ = 477234998. Its totient is φ = 477234996.

The previous prime is 477234983. The next prime is 477235007. The reversal of 477234997 is 799432774.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 278255761 + 198979236 = 16681^2 + 14106^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-477234997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (477234907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238617498 + 238617499.

It is an arithmetic number, because the mean of its divisors is an integer number (238617499).

Almost surely, 2^477234997 is an apocalyptic number.

It is an amenable number.

477234997 is a deficient number, since it is larger than the sum of its proper divisors (1).

477234997 is an equidigital number, since it uses as much as digits as its factorization.

477234997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2667168, while the sum is 52.

The square root of 477234997 is about 21845.7088921371. The cubic root of 477234997 is about 781.4672126306.

The spelling of 477234997 in words is "four hundred seventy-seven million, two hundred thirty-four thousand, nine hundred ninety-seven".