481746557 has 2 divisors, whose sum is σ = 481746558. Its totient is φ = 481746556.

The previous prime is 481746533. The next prime is 481746571. The reversal of 481746557 is 755647184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 347673316 + 134073241 = 18646^2 + 11579^2 .

It is a cyclic number.

It is not a de Polignac number, because 481746557 - 2⁸ = 481746301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481746457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240873278 + 240873279.

It is an arithmetic number, because the mean of its divisors is an integer number (240873279).

Almost surely, 2^481746557 is an apocalyptic number.

It is an amenable number.

481746557 is a deficient number, since it is larger than the sum of its proper divisors (1).

481746557 is an equidigital number, since it uses as much as digits as its factorization.

481746557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 940800, while the sum is 47.

The square root of 481746557 is about 21948.7256349885. The cubic root of 481746557 is about 783.9220369901.

The spelling of 481746557 in words is "four hundred eighty-one million, seven hundred forty-six thousand, five hundred fifty-seven".