474547 has 2 divisors, whose sum is σ = 474548. Its totient is φ = 474546.

The previous prime is 474541. The next prime is 474557. The reversal of 474547 is 745474.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-474547 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (474541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237273 + 237274.

It is an arithmetic number, because the mean of its divisors is an integer number (237274).

474547 is a Friedman number, since it can be written as (74+4)^(7-4)-5, using all its digits and the basic arithmetic operations.

2⁴⁷⁴⁵⁴⁷ is an apocalyptic number.

474547 is a deficient number, since it is larger than the sum of its proper divisors (1).

474547 is an equidigital number, since it uses as much as digits as its factorization.

474547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15680, while the sum is 31.

The square root of 474547 is about 688.8737184710. The cubic root of 474547 is about 77.9997260565. Note that the first 3 decimals are identical.

The spelling of 474547 in words is "four hundred seventy-four thousand, five hundred forty-seven".