474945 has 8 divisors (see below), whose sum is σ = 759936. Its totient is φ = 253296.

The previous prime is 474941. The next prime is 474949. The reversal of 474945 is 549474.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (474941) and next prime (474949).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 474945 - 2² = 474941 is a prime.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (474941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15817 + ... + 15846.

It is an arithmetic number, because the mean of its divisors is an integer number (94992).

2⁴⁷⁴⁹⁴⁵ is an apocalyptic number.

It is an amenable number.

474945 is a deficient number, since it is larger than the sum of its proper divisors (284991).

474945 is a wasteful number, since it uses less digits than its factorization.

474945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31671.

The product of its digits is 20160, while the sum is 33.

The square root of 474945 is about 689.1625352557. The cubic root of 474945 is about 78.0215259458.

Subtracting 474945 from its reverse (549474), we obtain a square (74529 = 273²).

The spelling of 474945 in words is "four hundred seventy-four thousand, nine hundred forty-five".