848657461 has 2 divisors, whose sum is σ = 848657462. Its totient is φ = 848657460.

The previous prime is 848657399. The next prime is 848657489. The reversal of 848657461 is 164756848.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 707879236 + 140778225 = 26606^2 + 11865^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-848657461 is a prime.

It is a super-2 number, since 2×848657461² = 1440438972221933042, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (848655461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424328730 + 424328731.

It is an arithmetic number, because the mean of its divisors is an integer number (424328731).

Almost surely, 2^848657461 is an apocalyptic number.

It is an amenable number.

848657461 is a deficient number, since it is larger than the sum of its proper divisors (1).

848657461 is an equidigital number, since it uses as much as digits as its factorization.

848657461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1290240, while the sum is 49.

The square root of 848657461 is about 29131.7260216418. The cubic root of 848657461 is about 946.7692510308.

The spelling of 848657461 in words is "eight hundred forty-eight million, six hundred fifty-seven thousand, four hundred sixty-one".