472729733 has 4 divisors (see below), whose sum is σ = 540262560. Its totient is φ = 405196908.

The previous prime is 472729729. The next prime is 472729769. The reversal of 472729733 is 337927274.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 472729733 - 2² = 472729729 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472720733) 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, 33766403 + ... + 33766416.

It is an arithmetic number, because the mean of its divisors is an integer number (135065640).

Almost surely, 2^472729733 is an apocalyptic number.

It is an amenable number.

472729733 is a deficient number, since it is larger than the sum of its proper divisors (67532827).

472729733 is an equidigital number, since it uses as much as digits as its factorization.

472729733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67532826.

The product of its digits is 444528, while the sum is 44.

The square root of 472729733 is about 21742.3488381545. The cubic root of 472729733 is about 779.0003262797. Note that the first 3 decimals are identical.

The spelling of 472729733 in words is "four hundred seventy-two million, seven hundred twenty-nine thousand, seven hundred thirty-three".