982749 has 4 divisors (see below), whose sum is σ = 1310336. Its totient is φ = 655164.

The previous prime is 982741. The next prime is 982759. The reversal of 982749 is 947289.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 982749 - 2³ = 982741 is a prime.

It is a D-number.

It is a Duffinian number.

982749 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (982741) 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, 163789 + ... + 163794.

It is an arithmetic number, because the mean of its divisors is an integer number (327584).

2⁹⁸²⁷⁴⁹ is an apocalyptic number.

It is an amenable number.

982749 is a deficient number, since it is larger than the sum of its proper divisors (327587).

982749 is a wasteful number, since it uses less digits than its factorization.

982749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327586.

The product of its digits is 36288, while the sum is 39.

The square root of 982749 is about 991.3369760077. The cubic root of 982749 is about 99.4216279738.

The spelling of 982749 in words is "nine hundred eighty-two thousand, seven hundred forty-nine".