734387 has 8 divisors (see below), whose sum is σ = 759696. Its totient is φ = 709632.

The previous prime is 734381. The next prime is 734389. The reversal of 734387 is 783437.

Added to its reverse (783437) it gives a square (1517824 = 1232²).

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 734387 - 2⁸ = 734131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (734381) 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, 6443 + ... + 6555.

It is an arithmetic number, because the mean of its divisors is an integer number (94962).

2⁷³⁴³⁸⁷ is an apocalyptic number.

734387 is a deficient number, since it is larger than the sum of its proper divisors (25309).

734387 is a wasteful number, since it uses less digits than its factorization.

734387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277.

The product of its digits is 14112, while the sum is 32.

The square root of 734387 is about 856.9638265411. The cubic root of 734387 is about 90.2211434154.

Adding to 734387 its reverse (783437), we get a square (1517824 = 1232²).

The spelling of 734387 in words is "seven hundred thirty-four thousand, three hundred eighty-seven".