738647 has 8 divisors (see below), whose sum is σ = 909216. Its totient is φ = 584352.

The previous prime is 738643. The next prime is 738677. The reversal of 738647 is 746837.

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

It is a cyclic number.

It is not a de Polignac number, because 738647 - 2² = 738643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (738643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3968 + ... + 4149.

It is an arithmetic number, because the mean of its divisors is an integer number (113652).

2⁷³⁸⁶⁴⁷ is an apocalyptic number.

738647 is a deficient number, since it is larger than the sum of its proper divisors (170569).

738647 is a wasteful number, since it uses less digits than its factorization.

738647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8137.

The product of its digits is 28224, while the sum is 35.

The square root of 738647 is about 859.4457516330. The cubic root of 738647 is about 90.3952574717.

The spelling of 738647 in words is "seven hundred thirty-eight thousand, six hundred forty-seven".