473621345 has 4 divisors (see below), whose sum is σ = 568345620. Its totient is φ = 378897072.

The previous prime is 473621329. The next prime is 473621347. The reversal of 473621345 is 543126374.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 145250704 + 328370641 = 12052^2 + 18121^2 .

It is a cyclic number.

It is not a de Polignac number, because 473621345 - 2⁴ = 473621329 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (473621347) 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, 47362130 + ... + 47362139.

It is an arithmetic number, because the mean of its divisors is an integer number (142086405).

Almost surely, 2^473621345 is an apocalyptic number.

It is an amenable number.

473621345 is a deficient number, since it is larger than the sum of its proper divisors (94724275).

473621345 is an equidigital number, since it uses as much as digits as its factorization.

473621345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94724274.

The product of its digits is 60480, while the sum is 35.

The square root of 473621345 is about 21762.8432195796. The cubic root of 473621345 is about 779.4897742493.

The spelling of 473621345 in words is "four hundred seventy-three million, six hundred twenty-one thousand, three hundred forty-five".