474353729 has 4 divisors (see below), whose sum is σ = 474406020. Its totient is φ = 474301440.

The previous prime is 474353699. The next prime is 474353731. The reversal of 474353729 is 927353474.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 166281025 + 308072704 = 12895^2 + 17552^2 .

It is a cyclic number.

It is not a de Polignac number, because 474353729 - 2²⁰ = 473305153 is a prime.

It is a super-2 number, since 2×474353729² = 450022920432410882, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 474353729.

It is not an unprimeable number, because it can be changed into a prime (474353129) 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, 8624 + ... + 31985.

It is an arithmetic number, because the mean of its divisors is an integer number (118601505).

Almost surely, 2^474353729 is an apocalyptic number.

It is an amenable number.

474353729 is a deficient number, since it is larger than the sum of its proper divisors (52291).

474353729 is a wasteful number, since it uses less digits than its factorization.

474353729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52290.

The product of its digits is 635040, while the sum is 44.

The square root of 474353729 is about 21779.6631975795. The cubic root of 474353729 is about 779.8913551285.

The spelling of 474353729 in words is "four hundred seventy-four million, three hundred fifty-three thousand, seven hundred twenty-nine".