1348642 has 4 divisors (see below), whose sum is σ = 2022966. Its totient is φ = 674320.

The previous prime is 1348637. The next prime is 1348673. The reversal of 1348642 is 2468431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2468431 = 7 ⋅352633.

It can be written as a sum of positive squares in only one way, i.e., 1147041 + 201601 = 1071^2 + 449^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1348642.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337159 + ... + 337162.

2^1348642 is an apocalyptic number.

1348642 is a deficient number, since it is larger than the sum of its proper divisors (674324).

1348642 is an equidigital number, since it uses as much as digits as its factorization.

1348642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674323.

The product of its digits is 4608, while the sum is 28.

The square root of 1348642 is about 1161.3104666712. The cubic root of 1348642 is about 110.4838738982.

The spelling of 1348642 in words is "one million, three hundred forty-eight thousand, six hundred forty-two".