8746206437 has 2 divisors, whose sum is σ = 8746206438. Its totient is φ = 8746206436.

The previous prime is 8746206361. The next prime is 8746206463. The reversal of 8746206437 is 7346026478.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8479831396 + 266375041 = 92086^2 + 16321^2 .

It is a cyclic number.

It is not a de Polignac number, because 8746206437 - 2⁸ = 8746206181 is a prime.

It is a super-2 number, since 2×8746206437² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8746206391 and 8746206400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8746206467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4373103218 + 4373103219.

It is an arithmetic number, because the mean of its divisors is an integer number (4373103219).

Almost surely, 2^8746206437 is an apocalyptic number.

It is an amenable number.

8746206437 is a deficient number, since it is larger than the sum of its proper divisors (1).

8746206437 is an equidigital number, since it uses as much as digits as its factorization.

8746206437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1354752, while the sum is 47.

The square root of 8746206437 is about 93521.1550238768. The cubic root of 8746206437 is about 2060.3448096110.

The spelling of 8746206437 in words is "eight billion, seven hundred forty-six million, two hundred six thousand, four hundred thirty-seven".