1461679 has 4 divisors (see below), whose sum is σ = 1481776. Its totient is φ = 1441584.

The previous prime is 1461671. The next prime is 1461683. The reversal of 1461679 is 9761641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9761641 = 251 ⋅38891.

It is a cyclic number.

It is not a de Polignac number, because 1461679 - 2³ = 1461671 is a prime.

It is a Duffinian number.

1461679 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1461671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9939 + ... + 10084.

It is an arithmetic number, because the mean of its divisors is an integer number (370444).

2^1461679 is an apocalyptic number.

1461679 is a deficient number, since it is larger than the sum of its proper divisors (20097).

1461679 is an equidigital number, since it uses as much as digits as its factorization.

1461679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20096.

The product of its digits is 9072, while the sum is 34.

The square root of 1461679 is about 1208.9991728699. Note that the first 3 decimals coincide. The cubic root of 1461679 is about 113.4881898868.

The spelling of 1461679 in words is "one million, four hundred sixty-one thousand, six hundred seventy-nine".