472287797 has 2 divisors, whose sum is σ = 472287798. Its totient is φ = 472287796.

The previous prime is 472287787. The next prime is 472287847. The reversal of 472287797 is 797782274.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 452583076 + 19704721 = 21274^2 + 4439^2 .

It is a cyclic number.

It is not a de Polignac number, because 472287797 - 2¹⁴ = 472271413 is a prime.

It is a super-2 number, since 2×472287797² = 446111526390226418, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472287787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236143898 + 236143899.

It is an arithmetic number, because the mean of its divisors is an integer number (236143899).

Almost surely, 2^472287797 is an apocalyptic number.

It is an amenable number.

472287797 is a deficient number, since it is larger than the sum of its proper divisors (1).

472287797 is an equidigital number, since it uses as much as digits as its factorization.

472287797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2765952, while the sum is 53.

The square root of 472287797 is about 21732.1834383939. The cubic root of 472287797 is about 778.7574985773.

The spelling of 472287797 in words is "four hundred seventy-two million, two hundred eighty-seven thousand, seven hundred ninety-seven".