474181457 has 2 divisors, whose sum is σ = 474181458. Its totient is φ = 474181456.

The previous prime is 474181453. The next prime is 474181471. The reversal of 474181457 is 754181474.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 462078016 + 12103441 = 21496^2 + 3479^2 .

It is a cyclic number.

It is not a de Polignac number, because 474181457 - 2² = 474181453 is a prime.

It is a super-3 number, since 3×474181457³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (474181453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237090728 + 237090729.

It is an arithmetic number, because the mean of its divisors is an integer number (237090729).

Almost surely, 2^474181457 is an apocalyptic number.

It is an amenable number.

474181457 is a deficient number, since it is larger than the sum of its proper divisors (1).

474181457 is an equidigital number, since it uses as much as digits as its factorization.

474181457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 125440, while the sum is 41.

The square root of 474181457 is about 21775.7079563444. The cubic root of 474181457 is about 779.7969321251.

The spelling of 474181457 in words is "four hundred seventy-four million, one hundred eighty-one thousand, four hundred fifty-seven".