733690613 has 4 divisors (see below), whose sum is σ = 751585548. Its totient is φ = 715795680.

The previous prime is 733690597. The next prime is 733690621. The reversal of 733690613 is 316096337.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 316096337 = 23 ⋅13743319.

It can be written as a sum of positive squares in 2 ways, for example, as 337163044 + 396527569 = 18362^2 + 19913^2 .

It is a cyclic number.

It is not a de Polignac number, because 733690613 - 2⁴ = 733690597 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 (733690693) 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, 8947406 + ... + 8947487.

It is an arithmetic number, because the mean of its divisors is an integer number (187896387).

Almost surely, 2^733690613 is an apocalyptic number.

It is an amenable number.

733690613 is a deficient number, since it is larger than the sum of its proper divisors (17894935).

733690613 is a wasteful number, since it uses less digits than its factorization.

733690613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17894934.

The product of its (nonzero) digits is 61236, while the sum is 38.

The square root of 733690613 is about 27086.7239252000. The cubic root of 733690613 is about 901.9261681152.

The spelling of 733690613 in words is "seven hundred thirty-three million, six hundred ninety thousand, six hundred thirteen".