473263721 has 16 divisors (see below), whose sum is σ = 555139200. Its totient is φ = 395083008.

The previous prime is 473263699. The next prime is 473263741. The reversal of 473263721 is 127362374.

It is a cyclic number.

It is not a de Polignac number, because 473263721 - 2⁶ = 473263657 is a prime.

It is a super-2 number, since 2×473263721² = 447957099229531682, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (473263741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39761 + ... + 50273.

It is an arithmetic number, because the mean of its divisors is an integer number (34696200).

Almost surely, 2^473263721 is an apocalyptic number.

It is an amenable number.

473263721 is a deficient number, since it is larger than the sum of its proper divisors (81875479).

473263721 is a wasteful number, since it uses less digits than its factorization.

473263721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10688.

The product of its digits is 42336, while the sum is 35.

The square root of 473263721 is about 21754.6252783173. The cubic root of 473263721 is about 779.2935313738.

The spelling of 473263721 in words is "four hundred seventy-three million, two hundred sixty-three thousand, seven hundred twenty-one".