736765361 has 4 divisors (see below), whose sum is σ = 741458292. Its totient is φ = 732072432.

The previous prime is 736765357. The next prime is 736765399. The reversal of 736765361 is 163567637.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 163567637 = 19 ⋅8608823.

It can be written as a sum of positive squares in 2 ways, for example, as 226683136 + 510082225 = 15056^2 + 22585^2 .

It is a cyclic number.

It is not a de Polignac number, because 736765361 - 2² = 736765357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (736765301) 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, 2346230 + ... + 2346543.

It is an arithmetic number, because the mean of its divisors is an integer number (185364573).

Almost surely, 2^736765361 is an apocalyptic number.

It is an amenable number.

736765361 is a deficient number, since it is larger than the sum of its proper divisors (4692931).

736765361 is a wasteful number, since it uses less digits than its factorization.

736765361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4692930.

The product of its digits is 476280, while the sum is 44.

The square root of 736765361 is about 27143.4220576551. The cubic root of 736765361 is about 903.1843418198.

The spelling of 736765361 in words is "seven hundred thirty-six million, seven hundred sixty-five thousand, three hundred sixty-one".