363869 has 8 divisors (see below), whose sum is σ = 418080. Its totient is φ = 313200.

The previous prime is 363841. The next prime is 363871. The reversal of 363869 is 968363.

363869 is nontrivially palindromic in base 14.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-363869 is a prime.

It is a super-2 number, since 2×363869² = 264801298322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (363809) 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, 662 + ... + 1079.

It is an arithmetic number, because the mean of its divisors is an integer number (52260).

2³⁶³⁸⁶⁹ is an apocalyptic number.

It is an amenable number.

363869 is a deficient number, since it is larger than the sum of its proper divisors (54211).

363869 is a wasteful number, since it uses less digits than its factorization.

363869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771.

The product of its digits is 23328, while the sum is 35.

The square root of 363869 is about 603.2155501974. The cubic root of 363869 is about 71.3918033625.

The spelling of 363869 in words is "three hundred sixty-three thousand, eight hundred sixty-nine".