827949 has 8 divisors (see below), whose sum is σ = 1133920. Its totient is φ = 536976.

The previous prime is 827941. The next prime is 827969. The reversal of 827949 is 949728.

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

It is not a de Polignac number, because 827949 - 2³ = 827941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (827941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3619 + ... + 3840.

It is an arithmetic number, because the mean of its divisors is an integer number (141740).

2⁸²⁷⁹⁴⁹ is an apocalyptic number.

It is an amenable number.

827949 is a deficient number, since it is larger than the sum of its proper divisors (305971).

827949 is a wasteful number, since it uses less digits than its factorization.

827949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7499.

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

The square root of 827949 is about 909.9170291845. The cubic root of 827949 is about 93.9004907422.

The spelling of 827949 in words is "eight hundred twenty-seven thousand, nine hundred forty-nine".