1420682 has 4 divisors (see below), whose sum is σ = 2131026. Its totient is φ = 710340.

The previous prime is 1420667. The next prime is 1420697. The reversal of 1420682 is 2860241.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1420667) and next prime (1420697).

It can be written as a sum of positive squares in only one way, i.e., 1394761 + 25921 = 1181^2 + 161^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 355169 + ... + 355172.

2^1420682 is an apocalyptic number.

1420682 is a deficient number, since it is larger than the sum of its proper divisors (710344).

1420682 is an equidigital number, since it uses as much as digits as its factorization.

1420682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710343.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 1420682 is about 1191.9236552733. The cubic root of 1420682 is about 112.4170779891.

The spelling of 1420682 in words is "one million, four hundred twenty thousand, six hundred eighty-two".