734987 has 8 divisors (see below), whose sum is σ = 810480. Its totient is φ = 660960.

The previous prime is 734971. The next prime is 735001. The reversal of 734987 is 789437.

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 734987 - 2⁴ = 734971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 734987.

It is not an unprimeable number, because it can be changed into a prime (734957) 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, 893 + ... + 1505.

It is an arithmetic number, because the mean of its divisors is an integer number (101310).

2⁷³⁴⁹⁸⁷ is an apocalyptic number.

734987 is a deficient number, since it is larger than the sum of its proper divisors (75493).

734987 is a wasteful number, since it uses less digits than its factorization.

734987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733.

The product of its digits is 42336, while the sum is 38.

The square root of 734987 is about 857.3138281866. The cubic root of 734987 is about 90.2457071901.

The spelling of 734987 in words is "seven hundred thirty-four thousand, nine hundred eighty-seven".