474721345 has 16 divisors (see below), whose sum is σ = 689344128. Its totient is φ = 306374400.

The previous prime is 474721339. The next prime is 474721361. The reversal of 474721345 is 543127474.

It is not a de Polignac number, because 474721345 - 2⁷ = 474721217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 398331 + ... + 399520.

It is an arithmetic number, because the mean of its divisors is an integer number (43084008).

Almost surely, 2^474721345 is an apocalyptic number.

It is an amenable number.

474721345 is a deficient number, since it is larger than the sum of its proper divisors (214622783).

474721345 is a wasteful number, since it uses less digits than its factorization.

474721345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797880.

The product of its digits is 94080, while the sum is 37.

The square root of 474721345 is about 21788.1009957270. The cubic root of 474721345 is about 780.0927705787.

The spelling of 474721345 in words is "four hundred seventy-four million, seven hundred twenty-one thousand, three hundred forty-five".