723633045 has 8 divisors (see below), whose sum is σ = 1157812896. Its totient is φ = 385937616.

The previous prime is 723633037. The next prime is 723633047. The reversal of 723633045 is 540336327.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 723633045 - 2³ = 723633037 is a prime.

It is a super-3 number, since 3×723633045³ (a number of 28 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 723632997 and 723633015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723633047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24121087 + ... + 24121116.

It is an arithmetic number, because the mean of its divisors is an integer number (144726612).

Almost surely, 2^723633045 is an apocalyptic number.

It is an amenable number.

723633045 is a deficient number, since it is larger than the sum of its proper divisors (434179851).

723633045 is a wasteful number, since it uses less digits than its factorization.

723633045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48242211.

The product of its (nonzero) digits is 45360, while the sum is 33.

The square root of 723633045 is about 26900.4283423146. The cubic root of 723633045 is about 897.7859342462.

The spelling of 723633045 in words is "seven hundred twenty-three million, six hundred thirty-three thousand, forty-five".