1820714 has 8 divisors (see below), whose sum is σ = 3121248. Its totient is φ = 780300.

The previous prime is 1820711. The next prime is 1820737. The reversal of 1820714 is 4170281.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1820714.

It is not an unprimeable number, because it can be changed into a prime (1820711) 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, 65012 + ... + 65039.

It is an arithmetic number, because the mean of its divisors is an integer number (390156).

2^1820714 is an apocalyptic number.

1820714 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1820714 is a deficient number, since it is larger than the sum of its proper divisors (1300534).

1820714 is a wasteful number, since it uses less digits than its factorization.

1820714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130060.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 1820714 is about 1349.3383563806. The cubic root of 1820714 is about 122.1088788838.

Adding to 1820714 its reverse (4170281), we get a palindrome (5990995).

The spelling of 1820714 in words is "one million, eight hundred twenty thousand, seven hundred fourteen".