466181897 has 2 divisors, whose sum is σ = 466181898. Its totient is φ = 466181896.

The previous prime is 466181893. The next prime is 466181921. The reversal of 466181897 is 798181664.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 428531401 + 37650496 = 20701^2 + 6136^2 .

It is a cyclic number.

It is not a de Polignac number, because 466181897 - 2² = 466181893 is a prime.

It is a super-2 number, since 2×466181897² = 434651122181037218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (466181893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 233090948 + 233090949.

It is an arithmetic number, because the mean of its divisors is an integer number (233090949).

Almost surely, 2^466181897 is an apocalyptic number.

It is an amenable number.

466181897 is a deficient number, since it is larger than the sum of its proper divisors (1).

466181897 is an equidigital number, since it uses as much as digits as its factorization.

466181897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 50.

The square root of 466181897 is about 21591.2458417758. The cubic root of 466181897 is about 775.3869157853.

The spelling of 466181897 in words is "four hundred sixty-six million, one hundred eighty-one thousand, eight hundred ninety-seven".