736634 has 8 divisors (see below), whose sum is σ = 1111860. Its totient is φ = 366016.

The previous prime is 736607. The next prime is 736639. The reversal of 736634 is 436637.

It can be written as a sum of positive squares in 2 ways, for example, as 727609 + 9025 = 853^2 + 95^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 736597 and 736606.

It is not an unprimeable number, because it can be changed into a prime (736639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 719 + ... + 1410.

2⁷³⁶⁶³⁴ is an apocalyptic number.

736634 is a deficient number, since it is larger than the sum of its proper divisors (375226).

736634 is a wasteful number, since it uses less digits than its factorization.

736634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2304.

The product of its digits is 9072, while the sum is 29.

The square root of 736634 is about 858.2738490715. The cubic root of 736634 is about 90.3130661116.

The spelling of 736634 in words is "seven hundred thirty-six thousand, six hundred thirty-four".