474438842 has 8 divisors (see below), whose sum is σ = 713567316. Its totient is φ = 236583072.

The previous prime is 474438841. The next prime is 474438851. The reversal of 474438842 is 248834474.

It can be written as a sum of positive squares in 2 ways, for example, as 441042001 + 33396841 = 21001^2 + 5779^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 474438793 and 474438802.

It is not an unprimeable number, because it can be changed into a prime (474438841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317243 + ... + 318734.

Almost surely, 2^474438842 is an apocalyptic number.

474438842 is a deficient number, since it is larger than the sum of its proper divisors (239128474).

474438842 is a wasteful number, since it uses less digits than its factorization.

474438842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636352.

The product of its digits is 688128, while the sum is 44.

The square root of 474438842 is about 21781.6170657736. The cubic root of 474438842 is about 779.9379974822.

The spelling of 474438842 in words is "four hundred seventy-four million, four hundred thirty-eight thousand, eight hundred forty-two".