472751693 has 2 divisors, whose sum is σ = 472751694. Its totient is φ = 472751692.

The previous prime is 472751681. The next prime is 472751731. The reversal of 472751693 is 396157274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 413430889 + 59320804 = 20333^2 + 7702^2 .

It is a cyclic number.

It is not a de Polignac number, because 472751693 - 2¹⁰ = 472750669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472751593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236375846 + 236375847.

It is an arithmetic number, because the mean of its divisors is an integer number (236375847).

Almost surely, 2^472751693 is an apocalyptic number.

It is an amenable number.

472751693 is a deficient number, since it is larger than the sum of its proper divisors (1).

472751693 is an equidigital number, since it uses as much as digits as its factorization.

472751693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 44.

The square root of 472751693 is about 21742.8538375256. The cubic root of 472751693 is about 779.0123885506.

The spelling of 472751693 in words is "four hundred seventy-two million, seven hundred fifty-one thousand, six hundred ninety-three".