733138205 has 4 divisors (see below), whose sum is σ = 879765852. Its totient is φ = 586510560.

The previous prime is 733138201. The next prime is 733138229. The reversal of 733138205 is 502831337.

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 500819641 + 232318564 = 22379^2 + 15242^2 .

It is not a de Polignac number, because 733138205 - 2² = 733138201 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 (733138201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73313816 + ... + 73313825.

It is an arithmetic number, because the mean of its divisors is an integer number (219941463).

Almost surely, 2^733138205 is an apocalyptic number.

It is an amenable number.

733138205 is a deficient number, since it is larger than the sum of its proper divisors (146627647).

733138205 is a wasteful number, since it uses less digits than its factorization.

733138205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146627646.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 733138205 is about 27076.5249801373. The cubic root of 733138205 is about 901.6997528223.

It can be divided in two parts, 73313 and 8205, that added together give a palindrome (81518).

The spelling of 733138205 in words is "seven hundred thirty-three million, one hundred thirty-eight thousand, two hundred five".