474721142 has 8 divisors (see below), whose sum is σ = 813807696. Its totient is φ = 203451912.

The previous prime is 474721111. The next prime is 474721147. The reversal of 474721142 is 241127474.

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 = 474721099 and 474721108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474721147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16954313 + ... + 16954340.

It is an arithmetic number, because the mean of its divisors is an integer number (101725962).

Almost surely, 2^474721142 is an apocalyptic number.

474721142 is a deficient number, since it is larger than the sum of its proper divisors (339086554).

474721142 is a wasteful number, since it uses less digits than its factorization.

474721142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33908662.

The product of its digits is 12544, while the sum is 32.

The square root of 474721142 is about 21788.0963372205. The cubic root of 474721142 is about 780.0926593845.

The spelling of 474721142 in words is "four hundred seventy-four million, seven hundred twenty-one thousand, one hundred forty-two".