1828365 has 32 divisors (see below), whose sum is σ = 3649536. Its totient is φ = 759360.

The previous prime is 1828361. The next prime is 1828373. The reversal of 1828365 is 5638281.

It is a happy number.

It is not a de Polignac number, because 1828365 - 2² = 1828361 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1828361) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 364 + ... + 1946.

It is an arithmetic number, because the mean of its divisors is an integer number (114048).

2^1828365 is an apocalyptic number.

1828365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1828365 is a deficient number, since it is larger than the sum of its proper divisors (1821171).

1828365 is a wasteful number, since it uses less digits than its factorization.

1828365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609.

The product of its digits is 11520, while the sum is 33.

The square root of 1828365 is about 1352.1704774177. The cubic root of 1828365 is about 122.2796817369.

The spelling of 1828365 in words is "one million, eight hundred twenty-eight thousand, three hundred sixty-five".